Important Questions For IX Class Computer Science

Short Questions:

1. What is Abacus?
2. What is ENIAC?
3. Write down the advantages of transistors.
4. Define Digital computers.
5. What is the use of C language?
6. What is interpreter?
7. What are INPUT devices?
8. What is the difference between System software and Application Software?
9. What is control unit?
10. What are ports?
11. Define Types of RAM.
12. What are the Input devices?
13. Define Digital camera?
14. What is Laser printer?
15. Define Impact printer.
16. What is EPROM?
17. Define Bit.
18. What is a Magnetic Disk?
19. What are the different sizes of floppy disk?
20. Define Hexadecimal Number System.
21. What is the importance of Binary number system?
22. Define 1st and 2's complement method.
23. What are BCD codes?
24. What is the difference between simple algebra and Boolean  algebra?
25. Define Gates with examples.
26. Write down the advantages of K-Map.
27. Define operating system.
28. Define DOS Internal and External commands.
29. Define Window operating System.
30. What is the use of recycle Bin?
31. What are Icons?
32. Role of Virus, Antivirus program.

LONG QUESTIONS:

Types of Computers.

Classification of computers.

Impact of computers and Internet in our society.

Impact and Non impact printers.

Magnetic Disk.

Language translator.

Types of RAM and ROM.

Define the followings:-  Drives, Folder, Directory, File Extension, Icon.