What is a fundamental structural feature of JSON? (Choose the single best answer.)A . It is a plaintext data structure that consists of free-form Key:Value pairsB . It is an encrypted data structure optimized...
What is defined as the weakening of signal amplitude as the signal passes through a medium?A . AttenuationB . DiffractionC . ReflectionD . ScatteringView AnswerAnswer: A
How is ASK modulation different from FSK modulation?A . FSK is more sensitive to noise than ASKB . ASK does not work at high frequenciesC . ASK can carry more data than FSKD ....
What is the benefit of using SINR as opposed to SNR to reference signal quality at a receiver?A . SNR excludes the noise floor, which skews the resultsB . SNR includes interference measurements that...
You must ensure proper security controls are in place for a wireless solution. The solution allows for the use of groups to grant access to resources and capabilities. What is the term used to...
You have implemented a wireless mesh network. All mesh nodes are properly configured for participation in the same mesh network. Several of the mesh nodes are unable to connect to other mesh nodes. What...
You have been asked to consider smart building opportunities for your organization. Which one of these is a benefit of smart building technology?A . Faster Wi-Fi connectivityB . Increased vacation time for building managersC...
In a wireless link, as the signal strength decreases, what else will decrease?A . LatencyB . InterferenceC . NoiseD . Transmission speedsView AnswerAnswer: C
What function does the IEEE perform in relation to wireless technologies?A . Designs wireless chipsetsB . Represents industry vendorsC . Promotes technology and standards developmentD . Brings wireless products to marketView AnswerAnswer: A
What is the role of the ITU in wireless communications?A . Defines international communications standardsB . Oversees communications regulatory agencies in each countryC . Coordinates the shared global use of the radio spectrumD ....
