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CPU Performance

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

What units of measurement is CPU clock speed measured in?

a)

Hertz

b)

Bits

c)

Bytes

d)

Seconds

2.

The higher the clock speed...

a)

The more instructions per second are processed

b)

The hotter the CPU will get

c)

The fewer instructions per second are processed

d)

The cooler the CPU will get

3.

A CPU clocked at 1hz would...

a)

Process one instruction per second

b)

Process one hundred instructions per second

c)

Process one thousand instructions per second

d)

Process one million instructions per second

4.

A CPU clocked at 2Ghz would...

a)

Process 2 million instruction per second

b)

Process 2 billion instructions per second

c)

Process 2 thousand instructions per second

d)

Process 2 hundred instructions per second

5.

Modern typical Desktop, Notebook, and smartphone CPU clock speed is measured in...

a)

Gigahertz

b)

Megahertz

c)

Terahertz

d)

Kilohertz

6.

What is a core?

a)

The central part of a CPU

b)

The central part of a Control Unit

c)

A discrete processing unit within a CPU

d)

The part of a CPU which does the calculations

7.

Multitasking is...

a)

Utilising multiple cores so more than one task can be worked on at any one time

b)

Been able to run two tasks on a single core CPU by sharing CPU time

c)

Splitting one task into parts which can be ran at the same time on different cores

d)

Combining tasks so they can be ran at the same time on one CPU core

8.

Cache helps improve CPU performance because...

a)

CPU Cache is faster than registers

b)

CPU Cache is faster than RAM

c)

CPU Cache has a higher capacity than registers

d)

CPU Cache has a higher capacity than RAM

9.

CPU Cache contains...

a)

General Data

b)

Applications

c)

Frequently used instructions and data

d)

General instructions

10.

The CPU is often described as...

a)

The muscle of the computer

b)

The brains of the computer

c)

The head of the computer

d)

The eyes of the computer