Which of the following statements are true regarding a typical shell script? (Choose two.)A . It has the executable permission bit set.B . It starts with the two character sequence #!.C . It is...
Which of the following commands extracts the contents of the compressed archive file1.tar.gz?A . tar -czf file1.tar.gzB . ztar file1.tar.gzC . tar -xzf file1.tar.gzD . tar --extract file1.tar.gzE . detar file1.tar.gzView AnswerAnswer: C
Which of the following outputs comes from the command free? A) B) C) D) E) A . Option AB . Option BC . Option CD . Option DE . Option EView AnswerAnswer: E
Which of the following permissions are set on the /tmp/ directory?A . rwxrwxrwtB . ------rwXC . rwSrw-rw-D . rwxrwS--E . r-xr-X--tView AnswerAnswer: A
Which of the following commands puts the lines of the file data.csvinto alphabetical order?A . a..z data.csvB . sort data.csvC . abc data.csvD . wc -s data.csvE . grep --sort data.csvView AnswerAnswer: B
Which of the following examples shows the general structure of a for loop in a shell script?A . for *.txt as file => echo $fileB . for *.txt ( echo $i )C . for...
What is true about the dmesg command? (Choose two.)A . It traces the execution of a command and shows each step the program carries out.B . It sends messages to the command lines of...
Which of the following outputs could stem from the command last?A . 1 ls 2 cat text.txt 3 logoutB . Password for user last changed at Sat Mar 31 16:38:57 EST 2018C . Last...
Which of the following Linux Distributions is derived from Red Hat Enterprise Linux?A . RaspbianB . openSUSEC . DebianD . UbuntuE . CentOSView AnswerAnswer: E
Reverse DNS assigns hostnames to IP addresses. How is the name of the IP address 198.51.100.165 stored on a DNS server?A . In the A record for 165.100.51.198.ipv4.arpa.B . In the PTR record for...
