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 commands is used to get directory one level up? cd chdir None of these cd/ cd .. cd chdir None of these cd/ cd .. ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to remove the read permission of the file 'note' from both the group and others? chmod go-r note chmod go+rw note chmod go+r note chmod go-x note chmod go-r note chmod go+rw note chmod go+r note chmod go-x note 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 -1 #NAME? None of these -r -1 #NAME? None of these 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[!0-9] more [emp][!0-9] cat emp[x-z] cat emp[a-z] cat emp[!0-9] more [emp][!0-9] cat emp[x-z] cat emp[a-z] ANSWER DOWNLOAD EXAMIANS APP
Unix The command that can be used to restrict incoming messages to a user is grep halt None of these mesg sleep grep halt None of these mesg sleep ANSWER DOWNLOAD EXAMIANS APP
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