OCR GCSE Computing (2012) - CPU, Memory and Binary Logic

Question 1

What does RAM stand for?

Accepted Answer

Random Access Memory

Question 2

Which is the correct symbol for an OR gate?

Accepted Answer

A

Question 3

Which logic gate is represented by this truth table?

Accepted Answer

OR

Question 4

What is measured in hertz (Hz)?

Accepted Answer

Clock Speed

Question 5

What is the purpose of ROM?

Accepted Answer

used to store the bootstrap loader

Question 6

What is the purpose of cache?

Accepted Answer

used to store data waiting to be processed by the CPU

Question 7

How many processors are there in a Quad-core CPU?

Accepted Answer

4

Question 8

Which of the following are non-volatile?

Accepted Answer

ROM

Question 9

What architecture is the basis for all modern digital computers?

Accepted Answer

von Neuman

Question 10

What is the term used to identify the part of the hard drive used as an extension to RAM?

Accepted Answer

Virtual Memory

Question 11

Which of the following has the slowest access time?

Accepted Answer

Virtual Memory

Question 12

What does ROM stand for?

Accepted Answer

Read Only Memory

Question 13

Which of the following has the fastest access time?

Accepted Answer

Cache

Question 14

What part of the CPU carries out the arithmetic and logical operations?

Accepted Answer

ALU

Question 15

What is the purpose of RAM?

Accepted Answer

used for storage of files and applications in use

Question 16

Which diagram represents the fetch execute cycle?

Accepted Answer

C

Question 17

What part of the CPU controls the flow of data within the CPU?

Accepted Answer

Control Unit

Question 18

Which is the correct symbol for an AND gate?

Accepted Answer

D

Question 19

What logic gate is represented by this truth table?

Accepted Answer

AND

Question 20

What does CPU stand for?

Accepted Answer

Central Processing Unit

Question 21

Which of the following are volatile?

Accepted Answer

Cache, RAM, Virtual Memory

Question 22

What term is used to describe the physical parts of a computer system?

Accepted Answer

Hardware

Question 23

Which is the correct symbol for a NOT gate?

Accepted Answer

C

Question 24

Which diagram represents the hardware components of a computer?

Accepted Answer

B

Question 25

Which CPU would give the best overall performance for multi-tasking?

Accepted Answer

Quad Core, 2.5GHz, 8MB Cache

Question 26

Which diagram represents the transfer of data to the CPU?

Accepted Answer

A

Question 27

Data and instruction are stored in RAM as...

Accepted Answer

Binary Numbers

OCR GCSE Computing (2012) - CPU, Memory and Binary Logic

Questions 27

OCR GCSE Computing (2012) - CPU, Memory and Binary Logic

Questions 27