Which option will be used with sort command to start sorting ofter the nth column of the (m+l)th field ?
Which option will be used with sort command to start sorting ofter the nth column of the (m+l)th field ? A. -m.nB. +m.n C. + n.m+1 D. +(m+l).n
Which option will be used with sort command to start sorting ofter the nth column of the (m+l)th field ? A. -m.nB. +m.n C. + n.m+1 D. +(m+l).n
The seventh field of /etc/password is________________? A. password B. loginC. shell D. home
Which of the following options will be used to display number of blocks used by a file? A. -c B. -i C. -dD. -s
Which of the following commands is used to summarize the disk usage ? A. chkdsk B. fdiskC. du D. disk
Which of the following commands is used to list contents of directories ? A. ls B. lp C. dir D. tar
Which command is used to delete all files in the current directory as well as all files and sub-directories in its subdirectories ? A. rm *B. rm -r * C. rm all D. rm *.*
Which of the following is not a communication command? A. write B. mesg C. mailD. grep
Which command is used to list out all the hidden files along with the other files ? A. ls -l B. ls -x C. ls -FD. ls -a
Which command is used to remove a directory ? A. rdB. rmdir C. dldir D. rdir
Which command is used to list all the files with extension .lst ? A. ls -l *.lst B. ls lst* C. ls *.* D. ls *[lst]