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?

buses

directing the flow of data between CPU and other devices

ALU

coordinates activities of the CPU

control unit

parallel wires connecting two or more components

control unit

address, data and control _____

buses

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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