What command is used to display the characteristics of a process ?
What command is used to display the characteristics of a process ?
A. au
B. ps
C. du
D. pid
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Which of the following files will displayed by this command cat *ch* ?
Which of the following files will displayed by this command cat *ch* ?A. patch
B. catch
C. .ch
D. All of the aboveWhat command is used to count the number of files in the current directory by using pipes ?
What command is used to count the number of files in the current directory by using pipes ?A. ls | ws – c
B. ls | wc – w
C. ls | wc – l
D. ls | wcThe chmod ugo+rw note command can be represented in octal notation as_____________?
The chmod ugo+rw note command can be represented in octal notation as_____________?A. chmod 555 note
B. chmod 666 note
C. chmod 444 note
D. chmod 333 noteWhat command can be used to get information about yourself ?
What command can be used to get information about yourself ?A. which
B. pwd
C. i /4
D. who am iWhich of the following special shell variables is used to process number of the last background job ?
Which of the following special shell variables is used to process number of the last background job ?A. $!
B. $#
C. 0
D. $*What command is used to halt a Linux system ?
What command is used to halt a Linux system ?A. init 0
B. Shutdown -t
C. Shutdown -g -y0
D. Ctrl+Alt+Del