Unix Which command is used to set the three permissions for all the three categories of users of a file? chusr None of these chgrp chown chmod chusr None of these chgrp chown chmod ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to display the device name of the terminal you are using? tty ls None of these stty who tty ls None of these stty who ANSWER DOWNLOAD EXAMIANS APP
Unix In Bourne shell, which file sets the Unix environment for the user when the logs into his HOME directory. .profile .mbox lastlogin .exrc None of these .profile .mbox lastlogin .exrc None of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to extract specific columns from the file? cat cut grep paste cat cut grep paste ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following command is used to count just the number of lines contained in a file? None of these wc -l wc -c wc -w wc -r None of these wc -l wc -c wc -w wc -r ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to have a two-way communication with any person who is currently logged in? grep write None of these mail mesg grep write None of these mail mesg ANSWER DOWNLOAD EXAMIANS APP
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