GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
21. | Which of the following commands is used to remove files? | ||
A. | erase | ||
B. | delete | ||
C. | rm | ||
D. | dm | ||
22. | Which command is used with vi editor to save file and remain in the editing mode? | ||
A. | :q | ||
B. | :w | ||
C. | q! | ||
D. | :x | ||
23. | You can append to a file instead of overwriting by using the | ||
A. | > symbols | ||
B. | >> symbols | ||
C. | < symbols | ||
D. | << symbols | ||
25. | Which of the following commands is used to have a two-way communication with any person who is currently logged in? | ||
A. | |||
B. | mesg | ||
C. | write | ||
D. | grep | ||