Computer Systems Overview: Interactive Learning Quizzes

Question 1

Which of the following is the correct order of data flow through a computer system?

Accepted Answer

Input -> Processing -> Output -> Storage

Answer

Storage -> Input -> Processing -> Output

Answer

Output -> Processing -> Input -> Storage

Answer

Processing -> Input -> Output -> Storage

Question 2

What is the purpose of an operating system in a computer system?

Accepted Answer

To manage hardware and software resources

Answer

To provide a graphical user interface

Answer

To store user data

Answer

To run application programs

Question 3

Which of the following is NOT a factor that affects computer system performance?

Accepted Answer

Software compatibility

Answer

Processor speed

Answer

Memory capacity

Answer

Storage speed

Question 4

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

Accepted Answer

To prevent unauthorised access to the system

Answer

To detect and remove viruses and malware

Answer

To improve system performance

Answer

To provide a graphical user interface

Question 5

Which type of memory is **volatile** and loses its data when the computer is turned off?

Accepted Answer

RAM

Answer

ROM

Answer

Hard drive

Answer

SSD

Question 6

What is the difference between a server and a client in a client-server network?

Accepted Answer

The server provides services to the client, while the client requests services from the server.

Answer

The client provides services to the server, while the server requests services from the client.

Answer

They both provide services to each other.

Answer

They both request services from each other.

Question 7

Which of the following is a security threat that aims to steal sensitive information?

Accepted Answer

Phishing

Answer

Malware

Answer

DDoS

Answer

Spam

Question 8

What is the purpose of a firewall?

Accepted Answer

To prevent unauthorized access to a network

Answer

To detect and remove malware

Answer

To encrypt data

Answer

To back up data

Question 9

Which of the following is a measure of a computer's speed?

Accepted Answer

Clock speed

Answer

Number of cores

Answer

Memory size

Answer

Storage capacity

Question 10

What is the purpose of a data center?

Accepted Answer

To house and manage large amounts of data

Answer

To provide internet access

Answer

To host websites

Answer

To process large computations

Question 11

Which component is not typically found in a modern computer system?

Accepted Answer

Printer

Answer

Central Processing Unit (CPU)

Answer

Random Access Memory (RAM)

Answer

Keyboard

Question 12

What is the primary function of the CPU in a computer system?

Accepted Answer

To execute instructions and perform calculations

Answer

To store and retrieve data

Answer

To provide input and output

Answer

To connect with external devices

Question 13

Which type of computer memory loses its data when the computer is turned off?

Accepted Answer

Random Access Memory (RAM)

Answer

Read-Only Memory (ROM)

Answer

Hard Disk Drive (HDD)

Answer

Solid-State Drive (SSD)

Question 14

What is the main purpose of a computer bus?

Accepted Answer

To connect various components within the computer system

Answer

To store data and instructions

Answer

To process data

Answer

To provide input and output capabilities

Question 15

What primary advantage does a multi-core processor offer over a single-core processor?

Accepted Answer

Improved multitasking capabilities

Answer

Enhanced processing speed

Answer

Reduced power consumption

Answer

Lower production cost

Question 16

Which measure accurately reflects a computer system's data processing speed?

Accepted Answer

Clock speed

Answer

Memory capacity

Answer

Storage capacity

Answer

Bus speed

Question 17

What is the primary function of an operating system in a computer system?

Accepted Answer

To manage hardware, software, and system resources

Answer

To store data and programs

Answer

To perform calculations and data processing

Answer

To provide a graphical user interface

Question 18

What is the primary purpose of a network in a computer system?

Accepted Answer

To establish connections between multiple devices

Answer

To store data

Answer

To perform calculations

Answer

To provide a user interface

Question 19

What is the main purpose of interconnections and communication channels in a computer system?

Accepted Answer

To facilitate data and control signal exchange between components

Answer

To protect the system from external threats

Answer

To enable user interaction through input and output devices

Answer

To provide storage space for data and programs

Question 20

Which of the following is NOT typically considered a component of a desktop computer system?

Accepted Answer

Network Printer

Answer

Memory

Answer

Processor

Answer

Storage Drive

Question 21

What is the primary function of an operating system in a computer system?

Accepted Answer

Manages hardware resources and provides a platform for software to run.

Answer

Stores and retrieves data

Answer

Processes user commands

Question 22

Which type of computer system is designed to be embedded within another device and perform specialized functions?

Accepted Answer

Embedded system

Answer

Server

Answer

Personal computer

Question 23

What is the fundamental distinction between hardware and software in a computer system?

Accepted Answer

Hardware is tangible and physical, while software is intangible and consists of instructions.

Answer

Hardware is user-facing, while software is developed by programmers.

Answer

Software is stored on the hardware, while hardware executes the software.

Question 24

What is the primary purpose of a network interface card (NIC) in a computer system?

Accepted Answer

To enable the computer to connect to a network

Answer

To store programs and data

Answer

To process data

Question 25

What is the smallest addressable unit of data storage in a computer system?

Accepted Answer

Bit

Answer

Megabyte

Answer

Byte

Answer

Kilobyte

Question 26

Which of the following is a characteristic of a client-server architecture?

Accepted Answer

Clients request services from a central server

Answer

All data is stored on the client computers

Answer

The server manages all processing tasks

Answer

The clients are not connected to each other

Question 27

What is the purpose of a cache memory in a computer system?

Accepted Answer

To store frequently accessed data for faster retrieval

Answer

To store user-generated content

Answer

To store the operating system

Question 28

Which of the following is NOT considered a potential threat to computer systems?

Accepted Answer

Regular software updates

Answer

Malware

Answer

Power outages

Answer

Hardware failure