Unix Which command is used to change protection mode of files starting with the string emp and ending with 1,2, or 3? chmod 777 emp* chmod 222 emp? chmod u+x emp[1-3] chmod u+r ??? emp chmod 777 emp* chmod 222 emp? chmod u+x emp[1-3] chmod u+r ??? emp ANSWER DOWNLOAD EXAMIANS APP
Unix Which option will be used with disk free command to include the total amount of disk space in the file system? None of these #NAME? #NAME? #NAME? -4 None of these #NAME? #NAME? #NAME? -4 ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following special shell variables is used to process number of the current shell? None of these $* $$ $! None of these $* $$ $! ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following shell's wildcards are used to match any number of characters including none? None of these * [ijk] ? [!ijk] None of these * [ijk] ? [!ijk] 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+rw note chmod go-x note chmod go-r note chmod go+r note chmod go+rw note chmod go-x note chmod go-r note chmod go+r note ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to get directory one level up? cd .. cd None of these cd/ chdir cd .. cd None of these cd/ chdir ANSWER DOWNLOAD EXAMIANS APP
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