After successfully creating a hard link called bar to the ordinary file foo, foo is deleted from the filesystem. Which of the following describes the resulting situation? A. foo and bar would both be...

Which of the following are valid stream redirection operators within Bash? (Choose THREE correct answers.) A. < B. <<< C. > D. >>> E. %>

Which of the following commands can be used to determine how long the system has been running? (Choose TWO correct answers.) A. uptime B. up C. top D. uname -u E. time -up

When given the following command line. echo "foo bar" | tee bar | cat Which of the following output is created? A. cat B. foo bar C. tee bar D. bar E. foo

When running the command sed -e "s/a/b/" /tmp/file >/tmp/file While /tmp/file contains data, why is /tmp/file empty afterwards? A. The file order is incorrect. The destination file must be mentione...

Which of the following commands prints all files and directories within the /tmp directory or its subdirectories which are also owned by the user root? (Choose TWO correct answers.) A. find /tmp -uid...

Which command is used in a Linux environment to create a new directory? (Specify ONLY the command without any path or parameters.)

Which of the following commands determines the type of a file by using a definition database file which contains information about all common file types? A. magic B. type C. file D. pmagic E. hash

Which variable defines the directories in which a Bash shell searches for executable commands? A. BASHEXEC B. BASHRC C. PATH D. EXECPATH E. PATHRC

Which of the following command sets the Bash variable named TEST with the content FOO? A. set TEST="FOO" B. TEST = "FOO" C. var TEST="FOO" D. TEST="FOO"