Unix Which command is used to display all the lines with the string 'sales' from the file empl.lst? grep sales empl.lst /sales > empl.lst cut sales empl.lst None of these cat | /sales > empl.lst grep sales empl.lst /sales > empl.lst cut sales empl.lst None of these cat | /sales > empl.lst ANSWER DOWNLOAD EXAMIANS APP
Unix The command used to remove the directory is; rdir None of these rd rmdir remove rdir None of these rd rmdir remove ANSWER DOWNLOAD EXAMIANS APP
Unix The command which transcribes the standard input to the standard output and also makes a copy of the same in a file is tr tee sort grep tr tee sort grep ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following special shell variables is used to process number of the last background job? $0 $! $* $# $0 $! $* $# ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to set the three permissions for all the three categories of users of a file? chown None of these chusr chgrp chmod chown None of these chusr chgrp chmod ANSWER DOWNLOAD EXAMIANS APP
Unix Which option is used with cmp command to give a detailed list of the byte number and the differing bytes in octal for each character that differs in both the files? None of these -b -l -r -d None of these -b -l -r -d ANSWER DOWNLOAD EXAMIANS APP
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