Unix Which command is used with vi editor to save file and remain in the editing mode? None of these :x :w :q q! None of these :x :w :q q! ANSWER DOWNLOAD EXAMIANS APP
Unix Which symbol will be used with grep command to match the pattern pat at the beginning of a line? ^pat pat$ pat^ $pat ^pat pat$ pat^ $pat ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following is not a communication command. write mesg mail grep write mesg mail 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 The cat command is used to copy a file None of these print a file capture a file display a file copy a file None of these print a file capture a file display a file ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following signs is used to back up over typing errors in vi? @ # $ None of these ! @ # $ None of these ! ANSWER DOWNLOAD EXAMIANS APP
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