Which two key combinations will help you edit more than one file at a time in the same terminal window using vim editor as shown in the Exhibit?
umask Files Directories 1) 0220 a) 666 777 2) 0000 b) 640 751 3) 0026 c) 600 700 4) 0077 d) 660 770 5) 0007 e) 000 000 6) 0777 f) 446 557