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
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+r note chmod go+rw note chmod go-x note chmod go-r note chmod go+r note chmod go+rw note chmod go-x note ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used with vi editor to save file and remain in the editing mode? :q :x q! None of these :w :q :x q! None of these :w ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following command addresses all users who are currently hooked on? mail mesg wall write mail mesg wall write ANSWER DOWNLOAD EXAMIANS APP
Unix The command to count the number of files in the current directory by using pipes, is ls | wc -w ls | wc ls | ws -c ls -l | wc -l ls | wc -w ls | wc ls | ws -c ls -l | wc -l ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to get directory one level up? chdir None of these cd .. cd/ cd chdir None of these cd .. cd/ cd ANSWER DOWNLOAD EXAMIANS APP