My Revision Notes: Edexcel GCSE: Computer Science by Steve Cushing

Author:Steve Cushing [Cushing, Steve]
Language: eng
Format: epub
Publisher: Hodder Education
Published: 2017-04-25T16:00:00+00:00

a) control and storage

b) control and output unit

c) arithmetic logic and input unit

d) arithmetic logic and control unit.

2 Describe cache memory and how it is used.

[6]

3 Which unit converts user data into machine readable form?

[1]

a) input unit

b) output unit

c) ALU

d) control unit

4 EEPROM stands for:

[1]

a) Electrically Erasable Programmable Read Only Memory

b) Electronic Erasable Programmable Read Only Memory

c) Easily Erasable Programmable Read Only Memory

5 Which unit is known as the nerve centre of the computer?

[1]

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