Systems and Applications: Understanding Computer Systems and Software

Question 1

Which of these is NOT a component of computer hardware?

Accepted Answer

Software

Answer

CPU

Answer

RAM

Answer

Hard drive

Question 2

Which of these is NOT a type of computer software?

Accepted Answer

Computer hardware

Answer

Operating system

Answer

Spreadsheet application

Answer

Antivirus software

Question 3

Which of these is NOT a type of computer network?

Accepted Answer

Wi-Fi

Answer

LAN (Local Area Network)

Answer

WAN (Wide Area Network)

Answer

PAN (Personal Area Network)

Question 4

Which of these is NOT an application software?

Accepted Answer

Operating system

Answer

Web browser

Answer

Word processor

Answer

Spreadsheet

Question 5

What is an advantage of using cloud computing services?

Accepted Answer

Greater flexibility

Accepted Answer

Lower costs

Answer

Enhanced security

Answer

Restricted data access

Question 6

How do hardware and software collaborate to enable computers to perform tasks?

Accepted Answer

Hardware processes data and stores information, while software controls the hardware and executes tasks.

Answer

Software processes data and stores information, while hardware controls the software and executes tasks.

Answer

Hardware and software operate independently and do not interact.

Question 7

Which of these is NOT a task that an operating system performs?

Accepted Answer

Doing math problems

Answer

Managing files and folders

Answer

Providing a way for users to interact with the computer

Answer

Running programs

Question 8

You're designing a new social media app. What ethical and social factors should you keep in mind? How will you make sure your app promotes good digital behavior?

Accepted Answer

I'll make my app inclusive and accessible to everyone, no matter their age, abilities, or background.

Accepted Answer

I'll add features that encourage users to interact with each other in a positive and respectful way.

Answer

I don't need to think about ethics or society because my app is just for fun.

Answer

I'll make my app private and secure, and I won't collect any user data.

Question 9

You receive messages that appear to be from your bank, but they are actually fake. What is this type of security risk called?

Accepted Answer

Phishing

Answer

Hacking

Answer

Malware

Question 10

To design a computer system for your school library, what's the first step you should take?

Accepted Answer

Understand the library's needs and issues.

Answer

Design the system's database and user interface.

Answer

Build the system using the latest tools.

Answer

Implement the system without testing or instructions.

Question 11

Which programming language is primarily used for developing Android apps?

Accepted Answer

Java

Answer

Python

Answer

C++

Answer

Scratch

Question 12

You're creating a new computer system for your school. Which network type would be best to connect all the computers quickly and safely?

Accepted Answer

LAN (Local Area Network)

Answer

WAN (Wide Area Network)

Answer

MAN (Metropolitan Area Network)

Question 13

What's the primary function of an input device on a computer?

Accepted Answer

To gather input from the user

Answer

To send data to other devices

Answer

To store information and programs

Answer

To perform calculations and process data

Question 14

Which operating system is suitable for a computer that prioritizes security and stability, despite having limited hardware capabilities?

Accepted Answer

Linux

Answer

Windows

Answer

macOS

Answer

Android

Question 15

A computer system's performance data is shown below. Which component is most likely causing a bottleneck, and how could it be improved?

Accepted Answer

CPU utilization: 90%

Answer

Memory utilization: 70%

Answer

Disk I/O utilization: 50%

Answer

Network utilization: 20%

Question 16

What component of a computer provides instructions for it to operate?

Accepted Answer

Software

Answer

Hardware

Answer

Data

Answer

User

Question 17

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

Accepted Answer

Processing instructions and performing calculations

Answer

Storing data and programs

Answer

Providing a user interface for interacting with the computer

Question 18

Your computer won't turn on. What should you do first to fix the problem?

Accepted Answer

Check if the computer is plugged in and switched on.

Answer

Open the computer and check the hardware.

Answer

Reinstall the operating system.

Question 19

Why is it important to regularly back up your important files?

Accepted Answer

To have a copy of your files if your computer breaks or if you accidentally delete them.

Answer

To access your files from any device.

Answer

To free up space on your computer.

Answer

To protect your files from viruses.

Question 20

What is the primary purpose of an operating system?

Accepted Answer

To manage the computer's resources

Answer

To keep files and information safe

Answer

To run software programs

Answer

To connect to the internet

Question 21

Which of these is commonly used for creating and editing text documents?

Accepted Answer

Microsoft Word

Answer

Adobe Photoshop

Answer

Google Chrome

Answer

Skype

Question 22

What is the purpose of a file extension?

Accepted Answer

To show the type of file it is

Answer

To store the actual data of the file

Answer

To protect the file from harmful programs

Answer

To organize files into folders

Question 23

Which part of the computer carries out calculations?

Accepted Answer

Processor (CPU)

Answer

Hard drive

Answer

Graphics card

Answer

Motherboard

Question 24

Which of these file formats is used for images?

Accepted Answer

PNG

Answer

TXT

Answer

MP3

Answer

DOC

Question 25

What is the first line of defense against viruses?

Accepted Answer

Installing antivirus software

Answer

Opening attachments from unknown senders

Answer

Clicking on pop-up advertisements

Answer

Turning off firewalls

Question 26

What part of a computer is a physical component you can see and touch, like a mouse or keyboard?

Accepted Answer

Hardware

Answer

Software

Answer

Data

Answer

Internet

Question 27

What is the main job of a computer's operating system?

Accepted Answer

To control the computer's resources and programs

Answer

To store your files and data

Answer

To run apps like games or word processors

Answer

To connect to the internet

Question 28

Which of these is an example of software that you can use to create a presentation?

Accepted Answer

PowerPoint

Answer

Windows 11

Answer

A computer mouse

Answer

The internet

Question 29

What do input devices on a computer allow you to do?

Accepted Answer

Type, click, or use other ways to give instructions to the computer

Answer

Store information on the computer

Answer

Show you information on the screen

Answer

Make calculations

Question 30

Which of these is something a CPU (central processing unit) does NOT do?

Accepted Answer

Keeps your files organized

Answer

Follows instructions

Answer

Makes calculations

Answer

Controls other computer parts

Question 31

What is the difference between RAM and ROM?

Accepted Answer

RAM temporarily stores information the computer is using, while ROM permanently stores instructions the computer needs to start up

Answer

ROM temporarily stores information the computer is using, while RAM permanently stores instructions the computer needs to start up

Answer

They both store the same information

Answer

They are both types of input devices

Question 32

Which of these file formats is commonly used for pictures?

Accepted Answer

.jpg

Answer

.txt

Answer

.mp3

Answer

.exe

Question 33

What is the purpose of a network in computing?

Accepted Answer

To connect computers and devices and share information

Answer

To store large amounts of data

Answer

To install software

Answer

To play online games

Question 34

Which of these is a potential danger when using the internet?

Accepted Answer

Malware

Answer

Traffic jams

Answer

Power cuts

Answer

Losing your homework

Question 35

What is the main purpose of a web browser?

Accepted Answer

To view websites on the internet

Answer

To send emails

Answer

To create documents

Answer

To play games

Question 36

Which part of a computer system is mainly responsible for carrying out instructions and processing data?

Accepted Answer

Central Processing Unit

Answer

Monitor

Answer

Keyboard

Answer

Printer

Question 37

What kind of software provides instructions to the computer, telling it how to perform tasks?

Accepted Answer

Operating system

Answer

Application software

Answer

Utility software

Answer

Malware

Question 38

Which of these is responsible for organizing and managing files and folders on a computer?

Accepted Answer

File Explorer

Answer

Microsoft Word

Answer

Google Chrome

Answer

Spotify

Question 39

What is the main difference between hardware and software?

Accepted Answer

Hardware is physical, while software is not.

Answer

Software is physical, while hardware is not.

Answer

Both hardware and software are physical.

Answer

Both hardware and software are not physical.

Question 40

What is the difference between a file and a folder?

Accepted Answer

A file contains data, while a folder contains files.

Answer

A folder contains data, while a file contains files.

Answer

Both files and folders contain data.

Answer

Both files and folders contain folders.

Question 41

Which of these is a good security practice when using a computer?

Accepted Answer

Creating strong passwords.

Answer

Opening attachments from people you don't know.

Answer

Downloading software from untrustworthy websites.

Answer

Sharing personal information with anyone.

Question 42

What is the main purpose of a computer mouse?

Accepted Answer

To move the cursor on the screen.

Answer

To store data.

Answer

To show pictures.

Answer

To print documents.

Question 43

Which part of the computer is responsible for carrying out instructions?

Accepted Answer

Central Processing Unit (CPU)

Answer

Random Access Memory (RAM)

Answer

Hard Disk Drive (HDD)

Answer

Graphics Processing Unit (GPU)

Question 44

What is the main task of an operating system?

Accepted Answer

Manages computer hardware and software resources

Answer

Stores files and programs

Answer

Processes data and performs calculations

Answer

Connects the computer to Wi-Fi

Question 45

Which of these is a software application?

Accepted Answer

Microsoft Word

Answer

Mouse

Answer

Windows operating system

Answer

Computer case

Question 46

What is the difference between hardware and software?

Accepted Answer

Hardware is physical, while software provides instructions.

Answer

Software is physical, while hardware provides instructions.

Answer

Hardware and software are the same.

Answer

Neither hardware nor software exists.

Question 47

Which device allows you to type and enter information into a computer?

Accepted Answer

Keyboard

Answer

Monitor

Answer

Printer

Answer

Microphone

Question 48

What is the language that computers use to understand commands?

Accepted Answer

Machine code

Answer

English

Answer

Sign language

Answer

Morse code

Question 49

What process prepares a computer for use by loading the operating system?

Accepted Answer

Booting

Answer

Formatting

Answer

Installing

Answer

Saving

Question 50

What is the purpose of a file system?

Accepted Answer

To organize and store files on storage devices

Answer

To protect computers from viruses

Answer

To allow users to share files over a network

Answer

To speed up the performance of a computer

Question 51

What is the primary function of a web browser?

Accepted Answer

To search for and display websites on the internet

Answer

To create and edit documents

Answer

To send and receive emails

Answer

To play online games

Question 52

Which of the following is NOT a component of a computer system?

Accepted Answer

Virus

Answer

Monitor

Answer

Scanner

Answer

Motherboard

Question 53

What is the primary function of an operating system?

Accepted Answer

Managing the computer's resources, such as hardware and software.

Answer

Storing and retrieving data.

Answer

Processing data.

Answer

Displaying graphics.

Question 54

Which of the following is an example of a word processing software application?

Accepted Answer

Microsoft Word

Answer

Google Chrome

Answer

Adobe Photoshop

Answer

Microsoft Excel

Question 55

What is a key difference between a desktop computer and a laptop?

Accepted Answer

A laptop has a built-in battery, while a desktop computer does not.

Answer

A desktop computer is portable, while a laptop is not.

Answer

A laptop has a larger screen than a desktop computer.

Answer

A desktop computer has less processing power than a laptop.

Question 56

What is the main purpose of a search engine?

Accepted Answer

Finding information on the internet.

Answer

Storing data online.

Answer

Sending emails.

Answer

Playing games

Question 57

What is the primary purpose of a computer program?

Accepted Answer

Performing specific tasks.

Answer

Storing data.

Answer

Connecting to the internet.

Answer

Displaying graphics.

Question 58

Which of the following is NOT a component of computer hardware?

Accepted Answer

Software

Answer

Processor

Answer

Monitor

Answer

Keyboard

Question 59

What is the primary role of an operating system?

Accepted Answer

To translate user instructions into commands for the computer's hardware

Answer

To store and manage files and data

Answer

To establish connections to the internet

Answer

To run video games

Question 60

Which of the following is an example of application software?

Accepted Answer

Google Chrome

Answer

Windows 11

Answer

Memory (RAM)

Answer

Motherboard

Question 61

What is the difference between a file and a folder?

Accepted Answer

A file contains data, while a folder organizes files

Answer

A file can run programs, but a folder cannot

Answer

A folder contains data, while a file organizes folders

Answer

There is no difference between a file and a folder

Question 62

What do the letters CPU stand for?

Accepted Answer

Central Processing Unit

Answer

Computer Processing Unit

Answer

Central Processing Used

Answer

Computer Processing Used

Question 63

Which of the following is a device used for input?

Accepted Answer

Microphone

Answer

Computer screen

Answer

Printer

Answer

Hard drive

Question 64

What is the main purpose of a computer network?

Accepted Answer

To connect computers and allow them to share resources

Answer

To store large amounts of data

Answer

To run complex calculations

Answer

To display multimedia content