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 with vi editor to search a pattern in the forward direction? / // ?? ? / // ?? ? 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 command is used to concatenate all files beginning with the string 'emp' and followed by a non-numeric characters? cat emp[x-z] more [emp][!0-9] cat emp[a-z] cat emp[!0-9] cat emp[x-z] more [emp][!0-9] cat emp[a-z] cat emp[!0-9] ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to summarize the disk usage? None of these chkdsk du fdisk disk None of these chkdsk du fdisk disk ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following keys is used to overstrike a whole line? R None of these v C u R None of these v C u ANSWER DOWNLOAD EXAMIANS APP
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