1. Which of the following command is used for switching files?
2. For returning back to the original file after switching we can use:
Correct Answer is : ctrl-^ and :e#
3. When multiple filenames are used with vi, we can switch to next file using ___ command.
4. We can move back to the previous file using ____ command.
5. :r !date inserts the output of date command in our file.
6. To split the screen into multiple windows, we can use ____ command.
7. To create a new window, ____ can be used.
8. To remove all other windows except the current one, which of the following command is used?
9. vi editor has ____ named buffers.
10. To restore a number of recent deletions, numbered buffers are used.
11. For restoring the contents of numbered buffers efficiently, ___ command is used.
12. The technique of restoring line deletions from numbered buffers is applicable only to entire lines.
13. vi used ___ to enter control characters.
Correct Answer is : ctrl-v
14. To append contents of buffer to file01, we can use __________
Correct Answer is : : w >> file01
15. Which of the following is an invalid command?
Correct Answer is : :w # file01
16. What is UNIX?
Correct Answer is : an operating system
17. In which language UNIX is written?
18. Which of the following is not a feature of UNIX?
Correct Answer is : easy to use
19. Which of the following is not a part of all the versions of UNIX?
Correct Answer is : Graphical user interface
20. Which of the following is not true about UNIX?
Correct Answer is : UNIX was not written in āCā language