Unix The command to count the number of files in the current directory by using pipes, is ls -l | wc -l ls | wc ls | wc -w ls | ws -c ls -l | wc -l ls | wc ls | wc -w ls | ws -c ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to save the output of the who command in a file named user.lst, as well as display it? who < user.lste who >> user.lst who > user.lst who | tee user.lst None of these who < user.lste who >> user.lst who > user.lst who | tee user.lst None of these ANSWER DOWNLOAD EXAMIANS APP
Unix The cat command is used to None of these display a file capture a file copy a file print a file None of these display a file capture a file copy a file print a file ANSWER DOWNLOAD EXAMIANS APP
Unix The commonly used UNIX commands like date, ls, cat, etc. are stored in /dev directory /unix directory /tmp directory None of these /bin and /usr/bin directories /dev directory /unix directory /tmp directory None of these /bin and /usr/bin directories ANSWER DOWNLOAD EXAMIANS APP
Unix The command that can be used to restrict incoming messages to a user is grep mesg sleep None of these halt grep mesg sleep None of these halt ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to change protection mode of files starting with the string emp and ending with 1,2, or 3? chmod 777 emp* chmod u+r ??? emp chmod 222 emp? chmod u+x emp[1-3] chmod 777 emp* chmod u+r ??? emp chmod 222 emp? chmod u+x emp[1-3] ANSWER DOWNLOAD EXAMIANS APP
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