COMPUTER SYSTEM CLASS IX LESSON 1

 1. The physical components of the computer system are called...............

Ans- Hardware

2. The programs or instructions that tell the computer what to do, are known as............

Ans- Software

3. This part sends signals to other parts of the computer to tell them what to do.

Ans- CPU

4. Data are raw facts from which information is derived.

5. Supercomputer is the most powerful computer.

6. Computers have ZERO IQ

7. The CPU is also called the microprocessor or simply the processor.

8. CRAY X-MP-14, CDC-205, ETA GF-10, FUJITSU VP-400, PARAM, PACE, NEC SX-2 are the              examples of Supercomputer.

9. Minicomputers are also called Mid-range servers.  Eg PDP-11, VAX, 7500 MAGNUM etc.

10. Big interconnected computers housed at scientific lab to carry out scientific research.

ANS- Mainframe computer