SET:1
Class: 7 Subject: Computer Full Mark: 50
Write a very short answer the following questions. 1x10=10
1. What do you mean by data?
2. Why computer is called versatile machine?
3. Who is considered as the father of Computer Science?
4. Who is known as the first computer programmer?
5. Which computer can be used where there is no regular electricity?
6. What is computer hardware?
7. What is recycle bin?
8. What is the extension of Ms-Word document?
9. Which short cut key is used to select the whole document?
10. What is the full form of SIM?
Write short answer of the following questions. 4x7=28
11. Define computer. How is computer used in Education?
12. Write the difference between third and fourth generation computers.
13. What are the applications of super computer? Write any four of them.
14. Write four main function of processing unit.
15. Write four basic tasks performed by an operating system?
16. Write down the proper steps to start the Computer.
17. Write the short note on: i) ABC ii) e. Abacus
Write long answers to the following questions. 6x2=12
18. Why computer is called versatile machine? Explain the working system of a computer with an example.
19. What is a mainframe computer? Where is it mainly used?***
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