101-400 exam

Which of the following commands can be used to search for the executable file foo when it has been placed in a directory not included in $PATH?A . aproposB . whichC . findD . queryE . whereisView AnswerAnswer: C

In order to display all currently mounted filesystems, which of the following commands could be used? (Choose TWO correct answers.)A . cat /proc/self/mountsB . freeC . mountD . lsmountsE . cat /proc/filesystemsView AnswerAnswer: A,C

Which run levels should never be declared as the default run level when using SysV init? (Choose TWO correct answers.)A . 0B . 1C . 3D . 5E . 6View AnswerAnswer: A,E

Topic 4, Devices, Linux Filesystems, Filesystem Hierachy Standard After successfully creating a hard link called bar to the ordinary file foo, foo is deleted from the file system. Which of the following describes the resulting situation?A . foo and bar would both be removed.B . foo would be removed while...

Which of the following kernel parameters instructs the kernel to suppress most boot messages?A . silentB . verbose=0C . nomesgD . quietView AnswerAnswer: D

Which of the following statements is correct regarding the command foo 1> bar?A . The stdout from the command foo is appended to the file bar.B . The stdout from the command foo overwrites the file bar.C . The command foo receives its stdin from the file bar.D . The...

Which of the following commands will write a message to the terminals of all logged in users?A . bcastB . mesgC . printD . wallE . yellView AnswerAnswer: D

Which SysV init configuration file should be modified to disable the ctrl-alt-delete key combination?A . /etc/keysB . /proc/keysC . /etc/inittabD . /proc/inittabE . /etc/rebootView AnswerAnswer: C

Regarding the command: nice -5 /usr/bin/prog Which of the following statements is correct?A . /usr/bin/prog is executed with a nice level of -5.B . /usr/bin/prog is executed with a nice level of 5.C . /usr/bin/prog is executed with a priority of -5.D . /usr/bin/prog is executed with a priority of...

Which of the following options for the kernel's command line changes the systemd boot target to rescue.target instead of the default target?A . systemd.target=rescue.targetB . systemd.runlevel=rescue.targetC . systemd.service=rescue.targetD . systemd.default=rescue.targetE . systemd.unit=rescue.targetView AnswerAnswer: E