Which SysV init configuration file should be modified to disable the ctrl-alt-delete key combination? A. /etc/keys B. /proc/keys C. /etc/inittab D. /proc/inittab E. /etc/reboot

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

After running the command umount /mnt, the following error message is displayed: umount: /mnt: device is busy. What is a common reason for this message? A. The kernel has not finished flushing disk writes to the mounted device. B. A…

Which of the following commands updates the linker cache of shared libraries? A. mkcache B. soconfig C. mkldconfig D. Iddconfig E. Idconfig

SIMULATION Which command creates a swap space on a block device or a file? (Specify ONLY the command without any path or parameters.) Your Response: type here A. mkswap

What is the purpose of the Bash built-in export command? A. It allows disks to be mounted remotely. B. It runs a command as a process in a subshell. C. It makes the command history available to subshells. D. It…

Which of the following commands converts spaces in a file to tab characters and prints the result to standard output? A. iconv B. expand C. unexpand D. tab

Which of the following command lines creates or, in case it already exists, overwrites a file called data with the output of Is? A. Is 3> data B. Is >& data C. Is > data D. Is >> data

Which of the following commands will write a message to the terminals of all logged in users? A. beast B. mesg C. print D. wall E. yell

Which of the following commands will reduce all consecutive spaces down to a single space? A. tr "s”'<a.txt> b.txt B. tr-c ” < a.txt> b.txt C. tr-d ”< a.txt> b.txt D. tr-r”’n'< a.txt > b.txt E. tr-s ”<a.txt>b.txt