A) ln -s foo.conf bar.conf
B) ln foo.conf bar.conf
C) ln -s bar.conf foo.conf
D) ln bar.conf foo.conf
Correct Answer
verified
Multiple Choice
A) standard error to standard input.
B) standard input to standard error.
C) standard output to standard error.
D) standard error to standard output.
E) standard output to standard input.
Correct Answer
verified
Multiple Choice
A) -10
B) 10
C) 20
D) 0
Correct Answer
verified
Multiple Choice
A) -1
B) 0
C) 1
D) It is different with each reboot.
E) It is set to the current run level.
Correct Answer
verified
Short Answer
Correct Answer
verified
Multiple Choice
A) shutdown -r now
B) shutdown -r "rebooting"
C) telinit 6
D) telinit 0
E) shutdown -k now "rebooting"
Correct Answer
verified
Multiple Choice
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 sets up environment variables for applications.
E) It shares NFS partitions for use by other systems on the network.
Correct Answer
verified
Multiple Choice
A) Match the preceding qualifier one or more times.
B) Match the preceding qualifier zero or more times.
C) Match the preceding qualifier zero or one times.
D) Match a literal ? character.
Correct Answer
verified
Multiple Choice
A) dd if=/dev/zero of=/dev/sda bs=512
B) dd if=/dev/zero of=/dev/sda bs=512 count=1
C) dd if=/dev/zero of=/dev/sda bs=440 count=1
D) dd if=/dev/zero of=/dev/sda bs=440
Correct Answer
verified
Multiple Choice
A) inode
B) ls
C) ln
D) cp
Correct Answer
verified
Multiple Choice
A) 9
B) 19
C) 49
D) 99
Correct Answer
verified
Multiple Choice
A) chown dan/staff file.txt
B) chown dan:staff file.txt
C) chown -u dan -g staff file.txt
D) chown dan -g staff file.txt
Correct Answer
verified
Multiple Choice
A) The cut command can only select output by field position. The command can only select output by field position.
B) The cut command cannot reorder fields. command cannot reorder fields.
C) The cut command only works on ASCII text. command only works on ASCII text.
D) The cut command cannot use different input and output delimiters. command cannot use different input and output delimiters.
Correct Answer
verified
Multiple Choice
A) 3
B) 4
C) 5
D) 6
E) 7
Correct Answer
verified
Multiple Choice
A) !
B) +
C) &
D) %
E) #
Correct Answer
verified
Multiple Choice
A) history
B) set
C) bashconf
D) setsh
E) envsetup
Correct Answer
verified
Multiple Choice
A) edquota
B) repquota
C) quota -e
D) quota
Correct Answer
verified
Multiple Choice
A) source /usr/local/bin/runme.sh
B) . /usr/local/bin/runme.sh
C) /bin/bash /usr/local/bin/runme.sh
D) /usr/local/bin/runme.sh
E) run /usr/local/bin/runme.sh
Correct Answer
verified
Multiple Choice
A) LD_LOAD_PATH
B) LD_LIB_PATH
C) LD_LIBRARY_PATH
D) LD_SHARE_PATH
E) LD_RUN_PATH
Correct Answer
verified
Multiple Choice
A) iconv
B) expand
C) unexpand
D) tab
Correct Answer
verified
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