Computer Questions for competitive exams

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