OCR A Level - SLR 1

OCR A Level - SLR 1

11th Grade

7 Qs

quiz-placeholder

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OCR A Level - SLR 1

OCR A Level - SLR 1

Assessment

Quiz

Computers

11th Grade

Practice Problem

Easy

Created by

Neil Stephens

Used 1+ times

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these is NOT a component of the CPU?

control unit

buses

arithmetic logic unit

dedicated registers

RAM

2.

MATCH QUESTION

1 min • 1 pt

Which job belongs to each component?

control unit

parallel wires connecting two or more components

buses

address, data and control _____

ALU

directing the flow of data between CPU and other devices

buses

coordinates activities of the CPU

control unit

arithmetic and logical operations

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When the CPU wishes to access a particular main memory location, it sends the location to memory via which bus?

address

data

control

No. 32b

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

When information retrieved from the main memory is sent to the CPU, it travels down which bus?

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The instructions telling each component what to do and when to do it are sent via which bus?

address

data

control

system

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which bus is NOT bi-directional and does NOT allow information to be sent in both directions?

address

data

control

system

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Which of these tasks is performed by the ALU?

Select all that are correct.

Addition & subtraction

Multiplication & division

Shift operations

AND, OR, NOT, XOR comparisons

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