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 of the following commands is used to remove files? rm dm erase delete None of these rm dm erase delete None of these ANSWER DOWNLOAD EXAMIANS APP
Unix The File that contains a set of instructions which are performed when a user logs in, is autoexec.bat .profile .autoexec None of these .exrc autoexec.bat .profile .autoexec None of these .exrc ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to copy directory structures in and out None of these cp cpio copy cp - p None of these cp cpio copy cp - p ANSWER DOWNLOAD EXAMIANS APP
Unix Which command allows you to view your file 24 lines at a time? pg cat more lp None of these pg cat more lp None of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to extract specific columns from the file? cut paste cat grep cut paste cat grep ANSWER DOWNLOAD EXAMIANS APP
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