N10-007 CompTIA Online Prep Questions

11. Which of the following is used to define the duration during which a client can use an IP address?

12. A corporation has been the target of hackers who exploited TCP port 80. The network administrator is tasked with securing connections to the web server.

Which of the following protocols should be implemented to BEST secure the web server? (Choose two.)

13. A network administrator is configuring a link-state routing protocol for traffic.

Which of the following routing protocols should be implemented?

14. A new employee is unable to access any network resources. All other users are able to access the network at 100Mbps No IP address, subnet mask or default gateway is displayed on the new employee's workstation.

The network administrator determinates all connectors using the correct standard Upon further investigation the network administrator also notices the following:

Wire map results from the user patch cable lo the patch cable connecting to the switch:

- Pins 5 and 7 are short

- The distance is 200ft (61m)

Additional observations on the switch

- The VLAN is set correctly

- The port is not disabled

- The duplex "speed settings are correct

- Port LEOs are off for that port.

- The port is set to untagged.

Which of the following is the MOST likely reason the new employee is having network issues?

15. Which of the following OSI layers contains the LLC function?

16. A user calls the help desk for assistance with setting up a new SOHO router. The user has three employees who all have laptops that need to connect to the wireless network. The users need to have firewall rules allowing access to an internal server, but cannot be configured with static IP addresses.

Which of the following BEST describes what the technician should implement?

17. Which of the following should a network administrator deploy to control all preventive security measures?

18. A network engineer is adding a second router to the company's topology to connect a new wing of the building. The second router will be in the same server room as the first router and does not support auto-MDX.

Which of the following describes how the routers should be connected to each other?

19. Which of the following would be BEST for continually monitoring and alerting of possible attacks on a network?

20. Users have been experiencing connection timeout issues when using a web-based program. The network technician determines the problem happened due to a TTL setting that was set too low on the firewall.

Which of the following BEST enabled the network technician to reach this conclusion?

21. A small company has decided to use a single virtual appliance to filter spam as well as reverse proxy and filter traffic to its internal web server.

Which of the following has the company MOST likely deployed?

22. A network engineer is deploying a new PBX for a customer. Although all new phones will be IP-based, the office will still use a few POTS-based phones and a fax line.

Which of the following will be needed to connect the fax line?

23. A network technician is installing and configuring a new router for the sales department.

Once the task is complete, which of the following needs to be done to record the change the technician is masking to the company network?

24. A security manager asks a technician to install a network device that will provide information about attacks against the network but will not stop them.

Which of the following devices is MOST suited for this task?

25. A network administrator is configuring a new Internet connection. The ISP provided a fiber-optic handoff, but the company’s firewall only supports copper Ethernet interfaces. The administrator wants to connect the devices as easily as possible.

Which of the following would be the BEST way to provide the connectivity needed?

26. Joe, an employee, wants lo copy text from a message on his corporate email account to a new message on his personal email account. However, the copy and paste functions of the clipboard are grayed out and unavailable.

Which of the following policies would be responsible for this behavior?

27. A technician is making the population of routers more secure.

Which of the following are the BEST options for making authentication more secure? (Choose two.)

28. Which of the following protocols is used to transport outgoing mail across networks?

29. A network administrator is creating a new WLAN that should only be used by legacy devices that do not support a secure method c following should be configured to provide connectivity and minimal security to the new network? (Select TWO).

30. A network technician receives a trouble ticket and speaks to the user who is experiencing the issues with the application.

Which of the following should the technician perform NEXT?

31. An attacker quickly gains administrative access to a network device.

Which of the following MOST likely allowed the attacker to guess the password?

32. A network technician has installed multiple new lightweight access points across the network.

Which of the following devices should the technician use to manage the new access points?

33. A site was hit with ransomware on two occasions in the past month.

Which of the following would be the BEST solution for a technician who wants to reduce this frequency?

34. A network technician needs to configure a device with an embedded OS so it can be connected to a wireless handheld scanner.

Which of the following technologies should be configured on the OS to create the wireless connection?

35. Which of the following protocols is used by Active Directory for authentication?

36. A technician needs a way to allow clients to access a new application server on the network.

Which of the following should the technician set up to achieve this objective? (Select TWO)

37. A network administrator migrated the data tor the corporate email service from one provider to another. All DNS records were successfully changed and verified however, many hours later, users are still receiving new emails on the old provider's server.

Which of the following should the administrator perform NEXT to troubleshoot the Issue?

38. Which of the following components can be used to manage network traffic to all nodes in a hypervisor?

39. A small company is requesting a quote to refresh its wireless network. The company currently runs 60 autonomous APs and has plans to increase wireless density by 50% in the near future. The requirements state that the chosen solution should significantly decrease the management overhead of the current wireless network.

Which of the following should the vendors recommend in response to the quote request?

40. A network technician is creating a diagram of network termination points in the building. The technician diagrammed the core network room and now needs to diagram the auxiliary network closets.

Which of the following is the technician MOST likely going to add to the diagram?

41. A network technician is performing an initial configuration of a new network switch. Per company policy, the only authorized manner for remotely administering the switch is through a command line.

Which of the following protocols should the technician disable to adhere to the company policy?

42. Management at a company wants to increase the bandwidth available to users after receiving several complaints. A technician reports to management that 50% of the company bandwidth is being utilized by wireless devices outside the company’s property.

Given budget constraints, which of the following solutions should the technician propose to management?

43. A network technician is troubleshooting a connectivity issue and determines the cause is related to the VLAN assignment on one of the access switches in the network. After resolving the issue, the network technician decides to update the documentation to refer to the correct VLAN.

Which of the following should the technician update?

44. A company has experienced a major security breach.

Which of the following should the network administrator reference to determine the next steps?

45. First thing on Monday morning, after a maintenance weekend, the help desk receives many calls that no one can access the Internet.

Which of the following types of documentation should the on-call network administrator consult FIRST?

46. A network administrator plans to install network connectivity at a new remote office location. The administrator is concerned about how to troubleshoot network connectivity issues and reconfigure the remote router.

The technician should use:

47. A wireless technician needs to deploy a single 802.11 standard that supports both 2.4GHz and 5GHz frequencies with up to 40MHz channel widths.

Which of the following wireless standards should the technician configure?

48. According to the troubleshooting methodology, which of the following steps will help a technician gather information about a network problem? (Select TWO).

49. A business with a point-to-point fiber-optic connection is suddenly unable to communicate between locations. A fiber cut is suspected.

Which of the following tools should the network technician use to determine the exact location of the cut?

50. While reviewing switch logs, a network analyst notices many failed logon attempts followed by a successful logon from an unknown IP address.

Which of the following hardening techniques should be utilized to prevent unauthorized access?

51. Management asks a network technician to install a new connection between two main locations. Management requests that the connection be the fastest possible for data replication.

Which of the following would be the MOST appropriate type?

52. A network technician is responding to a user’s trouble ticket. After replacing the network patch cable with a longer cable, the user is no longer connecting to the network. The network administrator tests the patch cable with a tester and confirms the cable is not faulty.

Which of the following is the issue with the newly installed cable?

53. A network engineer has connected the storefront with the maintenance shed on the other side of a golf course using 802.11 wireless bridges and omnidirectional antennas. However, the signal strength is too weak.

Which of the following is the MOST efficient and cost-effective solution to solve the issue?

54. At which of the following layers of the OSI model would TCP/UDP operate?

55. A wireless administrator has configured a secure wireless network that can only be associated to specific domain accounts. This was done to help mitigate any risks associated with the wireless signal propagating outside of the facility.

Which of the following has the administrator implemented?

56. A security administrator wants to implement the ability to prevent an authorized user from tailgating into the office building.

Which of the following should be implemented?

57. A company has decided to allow certain users lo work remotely by opening up a VPN connection through the firewall. The security policy has been updated to allow VPN connections only from certain users and lo specific areas on the network.

Along with configuring the correct policies on the firewall, which of the following also needs to be configured on users' mobile devices to allow these VPN connections?

58. Which of the following technologies is used to attach multiple guest operating systems to a single physical network port?

59. A switch vendor recently released a patch to fix a critical vulnerability found in its switch OS.

Which of the following should a network administrator do NEXT according to best practices?

60. A network technician has been asked to create secure private networks between a company’s headquarters and several branch locations. The company has provided the on-premises equipment, but each branch has a different ISP.

Which of the following technologies should the technician consider using to accomplish this?

61. A server rack was moved from one floor to another. The network engineer needs to determine what physical changes to make on the network to ensure the server rack has connectivity.

Which of the following should the network engineer consult?

62. An end user at an Internet cafe tries to visit an online retailer’s website; however, the website for a competitor loads. The user checks the URL in the address bar and verifies it is correct, but the competitor’s page still loads.

Which of the following BEST describes what is occurring?

63. An NGFW alerts that a web server in the DMZ is sending suspicious traffic. A network administrator finds that port 25 is open, and the traffic is originating from this port. The only purpose of this server is to deliver website traffic.

Which of the following should the network administrator recommend to the systems administrator?

64. A network technician needs to dedicate a range of addresses in DHCP for statically assigned servers and network devices.

Which of the following should be configured to BEST accomplish this?

65. A company is contracting a new third-party organization that will handle storage of the company’s critical data.

Which of the following policies would ensure the data remains confidential?

66. Which of the following technologies should be used in hjgh-throughput networks to reduce network overhead?

67. A network technician needs to distribute an updated OS for all network switches at company locations throughout the world. The technician wants to ensure file integrity since several locations do not have high-quality connectivity to the Internet.

Which of the following methods should be used to distribute the images while ensuring integrity?

68. A company plans to deploy a web server securely on the network to be accessible from the Internet.

In which of the following locations should the web server be placed?

69. A network technician is working to bring a new workstation onto the network. No lights come on when the technician plugs the Ethernet cable into the workstation. The technician checks the connection in the IDF and discovers the data jack is not labeled.

Which of the following tools should the technician use to trace the network connection back to the IDF?

70. Which of the following types of attacks is characterized by encrypting data and locking out a user from access to certain data within a workstation?

71. A network administrator has been experiencing slow performance and file errors when attempting to utilize server utilities. The administrator needs to ensure the system tiles on the server have not been modified.

Which of the following should be used to ensure the server files have not been compromised?

72. When connecting to a network device through a remote connection for configuration purposes, which of the following protocols is MOST secure?

73. A network technician is troubleshooting a PC that cannot access the Internet. However, the PC responds to ICMP echo requests from the same subnet.

Which of the following is the MOST likely reason the PC cannot communicate externally?

74. A network technician needs to create separate networks for several classrooms and administrative offices. They have been provided with the network address 192.168.1.0/24. They will need five classrooms of 25 hosts, two classrooms of 14 hosts, six admin hosts on the network, and three subnets for router connections.

Which of the following IP concepts would need to be deployed?

75. A user's computer is having trouble reaching a certain website Other branch locations do not have any issues reaching this website, and the user can reach all other websites A technician suspects there is a failure at an upstream router under The ISPs control.

Which of the following commands should the technician run to confirm this suspicion''

76. A network technician receives a call from Joe, a user about slow speeds when he copies large files from the file server Other users can copy the same files in a matter of seconds. Prior to experiencing the slow speeds, Joe moved the computer farther from the network jack and built his own Cat5 cable During troubleshooting the on-site network technician observes Joe is only getting a 10Mbps connection speed while everyone else who is connected to the switch is getting 1000Mbps.

Which of the following should the network technician check NEXT? (Select TWO)

77. A network administrator wants to reduce the amount of time each user takes to log In to different systems in the network.

Which of the following would reduce the time spent authenticating?

78. A network technician is installing a new fiber-optic connection between two buildings on a campus network. When the network technician connects the fiber at the second location, the interface link light does not light up.

Which of the following should the technician do NEXT?

79. Which of the following IPv6 transition methods requires all network devices to support IPv4 and IPv6?

80. Which of the following can a network administrator use to access a network switch using standard AAA configurations?

81. A network administrator is responding to a help desk ticket, which states an unknown wireless access point is broadcasting in a specific area. Upon investigation, the administrator finds that a user brought a wireless access point from home and plugged it into the corporate network. This resulted in an attacker using the unsecured wireless LAN to gain access to the network.

Which of the following should the network administrator have done to BEST prevent this problem?

82. A network technician sets up a new schedule on the backup server. Management has informed the technician that a full backup does not need to be completed every day. The technician sets up weekly full backups.

Which of the following should the technician configure for the remaining days to MINIMIZE the daily backup size?

83. Which of the following technologies is used when multiple Ethernet adapters work to increase speed and fault tolerance?

84. A technician is trying to identify the cause of an issue several wireless users are experiencing at an office. The office is in a square-shaped building, with four 802.11b WAPs with omnidirectional antennas located in the four corners of the building. Users near the center of the building report sporadic issues connecting to resources. The technician checks the signal strength in the middle of the building and determines it is adequate.

Which of the following is causing the reported issue?

85. A technician needs to connect several computers in close proximity to control manufacturing equipment in a factory. The medium to connect the computers most be cost effective and suitable for short distances.

Which of the following mediums should the technician use?

86. Which of the following would MOST likely contain information about credential reuse?

87. A utility company has installed a wireless device at a residence that allows the company to view power consumption online. The resident reports the 802.11ac home wireless intermittently loses connectivity for about 15 minutes twice a day.

Which of the following is the MOST likely cause?

88. HOTSPOT

You have been tasked with testing a CAT5e cable.

A summary of the test results can be found on the screen.





Instructions

Step 1: Select the tool that was used to create the cable test results.

Step 2: Interpret the test results and select the option that explains the results. After you are done with your analysis, click the 'Submit Cable Test Analysis' button.

Step 3: You have determined that the original crimp is faulty. Re-crimp the cable connector using the T568B cabling standard. Choose the correct cable for each pin in the connector by clicking on the pin and selecting a cable color.

If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.

89. Which of the following protocols is used during web browsing to resolve website names?

90. A network administrator reviews the following command output while troubleshooting a system that is unable to connect to the www.comptia.com website:





Which of the following is the reason the system cannot connect?

91. A user is reporting poor network performance A network technician starts by looking at port statistics on that user's connected switchport. The technician notices there is a high level of collisions on the port.

Which of the following is the MOST likely cause?

92. A company must create a way for partners to access a web portal to update documents for a project. This should be done only via web browser in a transparent way for the users.

Which of the following should be used?

93. A network technician is setting up a new web server on the company network. One of the requirements for the web server is to ensure the end users can securely authenticate to the application to perform their job duties.

Which of the following ports should the network technician request from the firewall team to comply with this requirement?

94. A network technician is investigating reports of blocked downloads from a firewall.

Which of the following should be used to determine which protocols are being blocked?

95. Which of the following Is a network device that is responsible for separating collision domains?

96. A network technician notices a router that repeatedly reboots. When contacting technical support, the technician discovers this is a known problem in which an attacker can craft packets and send them to the router through an obsolete protocol port, causing the router to reboot.

Which of the following did the network technician fail to do? (Select TWO).

97. A senior technician is reconfiguring the company’s firewall because a number of additional devices have been added to the network. The company has acquired a new VoIP phone system, and a group of junior technicians has set up an experimental lab with access to the Internet. Management has given the team latitude for research and development, but would like the company network to be secure and the performance to remain consistent with existing baselines.

Which of the following would be the BEST method to reconfigure the network?

98. An on-site systems administrator is attempting to log in to several workstations remotely to apply patches. One of the systems on the network is refusing the connection. The administrator is able to log in locally and apply patches.

Which of the following should the administrator perform to allow for remote administration?

99. A network device compares a computed value of its major software components against a stored value. While the network device is loading, the device halts and alerts the administrator that the values are different.

Which of the following is the name of the value in use, and what does this process provide? (Choose two.)

100. Two computers are connected to a multilayer switch, and both can access the corporate file server. The computers cannot talk to one another.

Which of the following is MOST likely the cause?

101. A technician wants to prevent an unauthorized host from connecting to the network via Ethernet.

Which of the following is a Layer 2 access control the technician should implement?

102. As part of a transition from a static to a dynamic routing protocol on an organization’s internal network, the routing protocol must support IPv4 and VLSM.

Based on those requirements, which of the following should the network administrator use? (Choose two.)

103. Users have been experiencing slow network response times, and management has asked the network technician to provide evidence of network improvement. After optimizing the network, which of the following would be required?

104. Which of the following is the correct port number for NTP?

105. The server team has just installed an application across three different servers. They are asking that all requests to the application are spread evenly across the three servers.

Which of the following should the network team implement to fulfil the request?

106. A technician must determine if a web page user’s visits are connecting to a suspicious website’s IP address in the background.

Which of the following tools would provide the information on TCP connections?

107. Which of the following policies would Joe, a user, have to agree to when he brings in his personal tablet to connect to the company’s guest wireless Internet?

108. A network technician wants to remotely and securely access the desktop of a Linux workstation. The desktop is running remote control software without encryption.

Which of the following should the technician use to secure the connection?

109. A network administrator has been given a network of 172.16.85.0/21 and wants to know the usable range of IP addresses on that subnet.

Which of the following indicates the correct IP address range?

110. Users are reporting Internet connectivity issues. The network administrator wants to determine if the issues are internal to the company network or if there is an issue with the ISP.

Which of the following tools should be used to BEST determine where the outage is occurring?

111. A network technician is troubleshooting wireless network issues in a crowded office complex and suspects there is interference from nearby wireless networks.

Which of the following should the technician perform to discover possible interference?

112. A network technician has discovered a rogue access point under an empty cubicle desk.

Which of the following should the technician perform to ensure another cannot be placed on the network?

113. A telecommunications provider has just deployed a new OC-12 circuit at a customer site. While the circuit showed no errors from the provider end to the customer’s demarcation point, a network administrator is trying to determine the cause of dropped packets and errors on the circuit.

Which of the following should the network administrator do to rule out any problems at Layer 1? (Choose two.)

114. A technician attempts to replace a switch with a new one of similar model from the same vendor. When the technician moves the fiber and SFP plug, the switch does not completely boot up.

Considering that the config files are the same, which of the following is the MOST likely cause of the failure?

115. A single PRI can deliver multiple voice calls simultaneously using which of the following Layer 1 technologies?

116. In a service provider network, a company has an existing IP address scheme.

Company A’s network currently uses the following scheme:





Company b uses the following scheme: Subnet 1: 192.168.1.50/28 The network administrator cannot force the customer to update its IP scheme.

Considering this, which of the following is the BEST way for the company to connect these networks?

117. A network technician notices the site-to-site VPN and Internet connection have not come back up at a branch office after a recent power outage.

Which of the following is an out-of­band method the technician would MOST likely utilize to check the branch office’s router status?

118. A UTM is deployed on the external edge of the main corporate office. The office connects to the WAN port of the edge router. The edge router at the main office connects to the remote offices using GRE IPSec tunnels. A network administrator notices that a worm that was not detected by the UTM has spread from the remote sites into the corporate network. The UTM currently has traffic rules applied that should block the port used by the worm.

Which of the following steps would MOST likely correct this issue?

119. A technician is planning a remote-access strategy to manage routers and switches on a dedicated management network. The management network is segregated from the production network and uses site-to-site VPN connections. Some of the equipment does not support encryption.

Which of the following should the technician choose that all the equipment would support?

120. A network technician has created a network that consists of a router, a firewall, a switch, and several PCs.

Which of the following physical network topologies was created?

121. A device operating at Layer 3 of the OSI model uses which of the following protocols to determine the path to a different network?

122. A network technician is able to connect the switches between two offices, but the offices cannot communicate with each other, as each office uses a different IP addressing scheme.

Which of the following devices needs to be installed between the switches to allow communication?

123. A technician is upgrading the firmware on an older KVM switch. The specifications call for a serial port to connect to the computer on one side, and an Ethernet jack to connect to the switch on the other side.

Which of the following connectors does the technician need for this cable? (Choose two.)

124. A network technician is troubleshooting an end-user connectivity problem. The network technician goes to the appropriate IDF but is unable to identify the appropriate cable due to poor labeling.

Which of the following should the network technician use to help identify the appropriate cable?

125. A network technician receives a call from a user who is experiencing network connectivity issues. The network technician questions the user and learns the user brought in a personal wired router to use multiple computers and connect to the network.

Which of the following has the user MOST likely introduced to the network?

126. Which of the following provides the ability to deploy consistent access point configurations from a central location?

127. A network engineer wants to a segment the network into multiple broadcast domains.

Which of the following devices would allow for communication between the segments?

128. A customer cannot access a company’s secure website.

The company’s network security is reviewing the firewall for the server and finds the following output:





Which of the following changes should be made to allow all customers to access the company’s secure website?

129. A technician is connecting a router directly to a PC using the G1/0/1 interface.

Without the use of auto-sensing ports, which of the following cables should be used?

130. A network technician is considering opening ports on the firewall for an upcoming VoIP PBX implementation.

Which of the following protocols is the technician MOST likely to consider? (Choose three.)

131. A systems administrator has recently purchased and installed a large electronic signage screen for the company’s parking garage. The screen’s management software was installed on a server with public IP address to allow remote management. The systems administrator is now troubleshooting an issue with the screen displaying unknown, random, and inappropriate messages.

Which of the following is MOST effective in resolving this issue?

132. Which of the following MUST be implemented to share metrics between routing protocols within the same router?

133. Which of the following devices, if implemented, would result in decreased administration time of an 802.11 network running centralized authentication services? (Choose two.)

134. A network technician needs to separate a web server listening on port 80 from the internal LAN and secure the server from the public Internet. The web server should be accessible to the public Internet over port 80 but not the private LAN.

Currently, the network is segmented with a network-based firewall using the following IP addressing scheme on each interface:





Which of the following ones should the technician use to place the web server and which of the following firewall rules should the technician configure?

135. A firewall administrator is implementing a rule that directs HTTP traffic to an internal server listening on a non-standard socket.

Which of the following types of rules is the administrator implementing?

136. A company has hundreds of nodes on a single subnet and has decided to implement VLANs.

Which of the following BEST describes the benefit of this approach?

137. An administrator is moving to a new office. There will be several network runs through the ceiling area of the office.

Which of the following is the BEST to utilize in these areas?

138. The process of attempting to exploit a weakness in a network after being given permission by the company is known as:

139. Which of the following security mechanisms dynamically assigns a Layer 2 address and restricts traffic only to that Layer 2 address?

140. A network administrator is setting up a web-based application that needs to be continually accessible to the end users.

Which of the following concepts would BEST ensure this requirement?

141. Which of the following WAN technologies is MOST preferred when developing a VoIP system with 23 concurrent channels?

142. An office network consists of one two-port router connected to a 12-port switch. A four-port hub is also connected to the switch.

On this particular network, which of the following is the number of collision domain that exist?

143. A Chief Information Officer (CIO) wants to move some IT services to a cloud service offering. However, the network administrator still wants to be able to control some parts of the cloud service’s networking components.

Which of the following should be leveraged to complete this task?

144. Users are reporting their network is extremely slow. The technician discovers pings to external host have excessive response times. However, internal pings to printers and other PCs have acceptable response times.

Which of the following steps should the technician take NEXT?

145. A network administrator wants to ensure sensitive data is not exfiltrated from the system electronically.

Which of the following should be implemented?

146. A network technician is assisting the security team with some traffic captures. The security team wants to capture all traffic on a single subnet between the router and the core switch. To do so, the team must ensure there is only a single collision and broadcast domain between the router and the switch from which they will collect traffic.

Which of the following should the technician install to BEST meet the goal?

147. A technician discovers that multiple switches require a major update.

Which of the following policies should be followed?

148. The backups server connects to a NAS device using block-level storage over Ethernet. The performance is very slow, however, and the network technician suspects the performance issues are network related.

Which of the following should the technician do to improve performance?

149. A network technician is configuring a wireless network at a branch office. Users at this office work with large files and must be able to access their files on the server quickly.

Which of the following 802.11 standards provides the MOST bandwidth?

150. A technician is installing a new wireless badging system on a hospital network. The requirements of the badging system are for it to have its own SSID and low power levels. The badging system has to cover 99.9% of the hospital.

Which of the following is the BEST action to take to meet the system requirements?

151. A network technician has implemented ACLs to limit access to cloud-based file storage.

Which of the following security mechanisms has the technician enforced?

152. Which of the following is a reason why a business may be hesitant to move sensitive data to a SaaS cloud service?

153. Based on networks 10.8.16.0/22 and 10.8.31.0/21, which of the following is the BEST summarized CIDR notation?

154. A network technician receives a call from a user in the accounting department stating that Internet connectivity has been lost after receiving a new workstation. No other users in accounting are reporting similar issues. The network technician is able to ping the machine from the accounting department’s router, but is not able to ping the machine from the IT network.

Which of the following is MOST likely the cause?

155. A company has a web-based application that is used by many different departments. The company has experienced some overload of resources on the database server. The network administrator implements a network device in between the servers and the database.

Which of the following BEST describes the purpose of this device?

156. A network administrator configures an email server to use secure protocols.

When the upgrade is completed, which of the following ports on the firewall should be configured to allow for connectivity? (Choose three.)

157. The Chief Information Officer (CIO) has noticed the corporate wireless signal is available in the parking lot. Management requests that the wireless network be changed so it is no longer accessible in public areas, without affecting the availability inside the building.

Which of the following should be changed on the network?

158. A technician has racked a new access switch and has run multimode fiber to a new location. After installing an extended-range 10Gb SFP in the core switch, the technician installed a 10Gb SFP in the access switch and connected the port to the new extension with a fiber jumper. However, the link does not display, and the technician cannot see light emitting from the core switch.

Which of the following solutions is MOST likely to resolve the problem?

159. A network technician is working on a proposal for email migration from an on-premises email system to a vendor-hosted email in the cloud. The technician needs to explain to management what type of cloud model will be utilized with the cloud-hosted email.

Which of the following cloud models should the technician identify in the proposal?

160. A technician is troubleshooting a point-to-point fiber-optic connection. The technician is at a remote site and has no connectivity to the main site. The technician confirms the switch and the send-and-receive light levels are within acceptable range. Both fiber SFPs are confirmed as working.

Which of the following should the technician use to reveal the location of the fault?

161. A network technician is troubleshooting an issue and has established a theory of probable cause.

Which of the following steps should the network technician take NEXT?

162. A technician is replacing a switch at a branch office and discovers the existing backbone cable does not fit in the new switch. The fiber patch panel has circular connections. The new switch has a transceiver that accepts a smaller square adapter of two strands.

Which of the following patch cables would the technician need to complete the installation?

163. A typical cell tower will have microwave and cellular antennas.

Which of the following network topologies do these represent? (Choose two.)

164. A network technician is connecting two switches together.

Which of the following protocols should the technician use to increase speed and fault tolerance?

165. A technician is trying to determine the IP address of a customer’s router. The customer has an IP address of 192.168.1.55/24.

Which of the following is the address of the customer’s router?

166. A contractor is setting up and configuring conference rooms for a convention. The contractor sets up each room in the conference center to allow wired Internet access going to individual tables. The contractor measured the distance between the hotel’s patch panel to the jack, and the distance is within Cat 5e specifications. The contractor is concerned that the room will be out of specification if cables are run in each room from the wall jacks.

Which of the following actions should the contractor take to ensure the cable runs meet specifications and the network functions properly?

167. A network engineer is configuring wireless access for guests at an organization. Access to other areas in the organization should not be accessible to guests.

Which of the following represents the MOST secure method to configure guest access to the wireless network?

168. A technician logs onto a system using Telnet because SSH is unavailable. SSH is enabled on the target device, and access is allowed from all subnets. The technician discovers a critical step was missed.

Which of the following would allow SSH to function properly?

169. A network engineer is designing a new network for a remote site. The remote site consists of ten desktop computers, ten VoIP phones, and two network printers. In addition, two of the desktop computers at the remote site will be used by managers who should be on a separate network from the other eight computers.

Which of the following represents the BEST configuration for the remote site?

170. A network technician is deploying mobile phones for a company’s sales staff. Salespeople frequently travel nationally and internationally to meet with clients, and often have to roam or switch cellular providers.

Which of the following standards is the BEST option to fit the requirements?

171. After a server outage, a technician discovers that a physically damaged fiber cable appears to be the problem. After replacing the cable, the server will still not connect to the network. Upon inspecting the cable at the server end, the technician discovers light can be seen through one of the two fiber strands.

Which of the following should the technician do FIRST to reconnect the server to the network?

172. Which of the following is used to classify network data for the purpose of providing QoS?

173. Which of the following is the number of broadcast domain that are created when using an unmanaged 12-port switch?

174. A technician is diagnosing an issue with a new T1 connection. The router is configured, the cable is connected, but the T1 is down.

To verify the configuration of the router, which of the following tools should the technician use?

175. A junior network technician is setting up a new email server on the company network.

Which of the following default ports should the technician ensure is open on the firewall so the new email server can relay email?

176. A network technician receives a spool of Cat 6a cable and is asked to build several cables for a new set of Ethernet runs between devices.

Which of the following tools are MOST likely needed to complete the task? (Choose three.)

177. Which of the following should current network performance be compared against to determine network anomalies?

178. Which of the following protocols do MOST MITM attacks utilize?

179. According to the OSI model, at which of the following layers is data encapsulated into a packet?

180. An ISP technician gets a call from a business that just changed equipment but can no longer connect to the Internet. The technician checks the ARP table on the ISP switch, and there is no corresponding MAC address present. Instead, the entry is “Incomplete”.

Which of the following could cause this condition?

181. Which of the following is a vulnerable system designed to detect and log unauthorized access?

182. A network administrator has a monitoring system in place that is currently polling hundreds of network devices at regular intervals. The continuous polling is causing high CPU utilization on the server.

Which of the following tasks should the administrator perform to resolve the CPU issue while maintaining full monitoring capabilities?

183. A technician is investigating a server performance issue. The technician has gathered the server utilization statistics.

Which of the following should the technician use to determine which statistics are not in the normal range?

184. Which of the following would allow a device to maintain the same IP address lease based on the physical address of the network card?

185. A disgruntled employee executes a man-in-the-middle attack on the company network. Layer 2 traffic destined for the gateway is redirected to the employee’s computer.

This type of attack is an example of:

186. Client PCs are unable to receive addressing information from a newly configured interface on a router.

Which of the following should be added to allow the clients to connect?

187. An engineer is reviewing the implement ation requirements for an upcoming project.

The basic requirements identified by the customer include the following:

- WLAN architecture supporting speeds in excess of 150 Mbps

- Clientless remote network access

- Port-based network access control

Which of the following solution sets properly addresses all of the identified requirements?

188. A company has contracted with an outside vendor to perform a service that will provide hardware, software, and procedures in case of a catastrophic failure of the primary datacenter. The Chief Information Officer (CIO) is concerned because this contract does not include a long-term strategy for extended outages.

Which of the following should the CIO complete?

189. An end-user device requires a specific IP address every time it connects to the corporate network; however, corporate policy does not allow the use of static IP addresses.

Which of the following will allow the request to be fulfilled without breaking the corporate policy?

190. A company finds that many desktops are being reported as missing or lost.

Which of the following would BEST assist in recovering these devices?

191. A computer lab on a campus network was recently reconfigured using recycled network cables. One of the 24 computers in the lab is unable to connect to the network after the upgrade. A network technician successfully uses the cable in question to connect directly to another computer.

Which of the following is MOST likely issue with the cable?

192. A company recently upgraded all of its printers to networked multifunction devices. Users

can print to the new devices, but they would also like the ability to scan and fax files from their computers.

Which of the following should the technician update to allow this functionality?

193. Which of the following devices should a network administrator configure on the outermost part of the network?

194. A network administrator configures a router with the following IP address information:

Gigabit Ethernet 1 Interface: 10.10.0.1/24

Serial 0 Interface: 10.10.0.253/30

Clients are connected to a switch on the gigabit Ethernet interface; the ISP is connected to the Serial 0 interface. When the router configuration is complete and client devices are reconfigured, all clients report that they are unable to connect to the Internet.

Which of the following is the MOST likely reason?

195. A technician is setting up a branch office on a point-to-point connection.

Which of the following IP network blocks is the MOST efficient use of IP address space for the router connections between the two sites?

196. When enabling jumbo frames on a network device, which of the following parameters is being adjusted?

197. A company has completed construction of a new datacenter, and the IT staff is now planning to relocate all server and network equipment from the old site to the new site.

Which of the following should the IT staff reference to determine the location of the equipment being moved?

198. A technician is setting up a direct connection between two older PCs so they can communicate but not be on the corporate network. The technician does not have access to a spare switch but does have spare Cat 6 cables, RJ-45 plugs, and a crimping tool. The technician cuts off one end of the cable.

Which of the following should the technician do to make a crossover cable before crimping the new plug?

199. A penetration tester has been tasked with reconnaissance to determine which ports are open on the network.

Which of the following tasks should be done FIRST? (Choose two.)

200. A network technician is diagnosing a time-out issue generated from an end user’s web browser. The web browser issues standard HTTP get and post commands to interact with the website. Given this information, the technician would like to analyze the entire TCP handshake of the HTTP requests offline.

Which of the following tools would allow the technician to view the handshake?