The CPU & Microprocessor Quiz for IGCSE

The CPU & Microprocessor Quiz for IGCSE

12th Grade

•

36 Qs

quiz-placeholder

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The CPU & Microprocessor Quiz for IGCSE

The CPU & Microprocessor Quiz for IGCSE

Assessment

Quiz

•

Computers

•

12th Grade

•

Practice Problem

•

Medium

Created by

Margaret Sifuna

Used 4+ times

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36 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

What is the purpose of a microprocessor in a computer system?

To store data permanently

To perform arithmetic and logic operations on a single chip

To control output devices

To manage input devices

2.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

How does increasing the number of CPU cores impact performance?

Decreases performance

No impact on performance

Increases performance by allowing parallel processing

Reduces the clock speed

3.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

In the context of Automatic Repeat Request (ARQ), what does a negative acknowledgement transmission indicate?

The data is correct

An error has occurred, and data is corrupted

The receiver is waiting for a time-out

The sender should wait before resending the data

4.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

What are the main hardware components of a computer system?

Input devices, primary memory, and secondary storage

Output devices, software, and primary memory

Input devices, CPU, and software

Secondary storage, output devices, and CPU

5.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

What are the two main components of the CPU?

Input Unit and Output Unit

Arithmetic Unit and Logic Unit

Control Unit and Memory Unit

Control Unit and Arithmetic Logic Unit (ALU)

6.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

What is the Clock Speed of a CPU?

The speed at which data is transferred between RAM and CPU

The speed at which a computer can execute instructions

The speed at which output devices operate

The speed at which input devices respond to user actions

7.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

Explain the purpose of Cache in a CPU and its impact on performance.

Cache stores permanent data, increasing storage capacity

Cache stores infrequently used instructions for slow access

Cache stores frequently used instructions for faster access, improving CPU performance

Cache controls input/output operations to enhance performance

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