ICT - Exercise2 : Introduction to Computer System

Introduction to Computer System

  

1. Mouse, keyboard, and barcode reader are examples of ________________ devices.

2. Printer, monitor and speaker are examples of __________________ devices.

3. External hardware devices are also known as _________________ equipment.

4. CD Recordable and DVD Recordable are ________________ discs.

5. An example of a magnetic disc is a _________________.

6. State whether the statement is TRUE or FALSE.

The primary storage of a computer holds data temporarily.

7. State whether statement is TRUE or FALSE.

The central processing unit is divided into two components; the CU and the ALU.

8. Which part of the computer system changes input into output?________________

9. Random Access Memory (RAM) is the _______________ storage in the computer system.

10. Texts, graphics and sounds are common form of _______________.

 11. Input is the _________ that you enter into the computer.

A. data

B. program

C. software

D. information

12. Text, audio and graphic is entered into the computer using _______.

A. a CPU

B. peripherals

C. input devices

D. output devices

13. Bar code reader and joystick are examples of ___________.

A. a CPU

B. peripherals

C. input devices

D. output devices

14. The _________ is the centre of activity in the computer.

A. RAM

B. processor

C. input device

D. output device

15. The processor is also known as the ____

A. CPU

B. RAM

C. input devices

D. output devices

16. A CPU comprises of CU and _________.

A. ALU

B. processor

C. input devices

D. output devices

17. Which of the following is not a process carried out by the CPU?

A. Displays output

B. Executes command

C. Controls other hardware

D. Processes data to information

18. Memory is also known as ___________.

A. ROM

B. RAM

C. cache

D. hard disk

19. ____________ will loose its content when the power is interrupted or turned off.

A. ROM

B. RAM

C. A Diskette

D. A Hard disk

20. RAM is used as ____________.

A. primary storage

B. backup memory

C. secondary storage

D. permanent memory

21. An example of an output device is the __________.

A. mouse

B. monitor

C. scanner

D. keyboard

22. A processed raw input is also known as _______.

A. text

B. data

C. software

D. information

 23. ________ provides additional storage in addition to the primary memory.

A. Primary storage

B. Backup memory

C. Secondary storage

D. Permanent memory

24. CDROM and DVDROM are examples of ___________.

A. RAM

B. ROM

C. optical disks

D. magnetic disks