Computer Questions for competitive exams

Number of computer related questions are increasing rapidly. Here we are providing some Computer Gk and frequently asked keyboard shortcuts

1. name the fastest super computer in india ?

Ans: Saga220

2. saga 220 is developed by ______?

Ans: vikram sarabhai space centre

3. First super computer from India ?

Ans: PARAM 8000

4. Lisp is a programing language related to _________?

Ans: Artificial intelligence

5. Father of Artificial intelligence who was died on 2011 ?

Ans: John McCarthy

6. What is the nationality of  linus torvalds ?

Ans: Finland

7. Name the first supercomputer  ?

Ans: Cray-1

8. India's first Super computer ?

Ans: Param

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Important Keyboard shortcuts

Global shortcuts


1. Alt + F          :   File menu options

2. Alt + E          :   Edit menu option

3. Alt + V         :   View menu option

4. F1               :    Help Window

5. Ctrl + A       :  Select All

6. Ctrl + X       : Cut

7. Ctrl + C       : Copy

8. Ctrl + V       : Paste

9. Shift +Arrow keys :  Make selection

10. Ctrl +Tab   : navigation for browser tabs

11. Alt+Tab     : Switch between minimized applications

12. Ctrl +O      : Open

13: Ctrl +W     : close current document or browser tab

14: Alt+F4      : Close Application

15. F5            : Refresh browser

16. Ctrl +P     :Print

17. Ctrl +F2   :Print preview (MS Office)

How the files are created?


bit -> byte -> field -> record -> file

file consists of Records
record consists of several fields
field consists of Byte
Byte consists of  bits