A. Alt+Function Key
B. Ctrl+Function Key
C. Ctrl+Alt+Del
D. Alt+a+w+Function Key
A. stands for Red Hat Package Manager
B. stands for Red Hat Package Manager
C. is used to install, uninstall, and manage packages
D. is used to keep track of the users
A. 16
B. 4
C. 2
D. 1
A. ls | ws – c
B. ls | wc – w
C. ls | wc – l
D. ls | wc
A. Bob Young
B. Mark Eving
C. Richard Stallman
D. Linus Torvalds
A. chmod u + r, g + r, o – x letter
B. chmod ugo = r letter
C. chmod a – rw letter
D. chmod go + r letter
A. sort
B. sh
C. st
D. sort -r
A. ls -l -d
B. ls -l
C. ls -x
D. ls -F