Unix Which of the following is not a communication command. grep mail mesg write grep mail mesg write ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to list contents of directories? tar ls lp dir tar ls lp dir ANSWER DOWNLOAD EXAMIANS APP
Unix The special shell variable $* is used to list the positional parameters to exit status of ast command executed. to process number of the current shell None of these to name the command being executed to list the positional parameters to exit status of ast command executed. to process number of the current shell None of these to name the command being executed ANSWER DOWNLOAD EXAMIANS APP
Unix Which option is used with rm command to make the command prompt the user with each filename and a ?, before acting on it -r None of these #NAME? -1 -r None of these #NAME? -1 ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands can be used to get information about all users who are currently logged into the system? which who None of these 1 /u who am i which who None of these 1 /u who am i ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following directories contain all the Alias created by a user, including his login directory? /usr /dev /etc /tmp /usr /dev /etc /tmp ANSWER DOWNLOAD EXAMIANS APP
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