WorksheetsICT Chapters 1 to 4 of IGCSE
Total questions: 77
Worksheet time: 39mins
Which of the following is an example of hardware?
Spreadsheet
Printer
Operating system
Database
Which part of a computer carries out arithmetic and logical operations?
RAM
ALU
ROM
CU
Which of the following is an example of application software?
Windows
Anti-virus
Word processor
Compiler
What is the purpose of the operating system?
To protect files from viruses
To run web applications
To manage hardware and software resources
To create spreadsheets
Which of these is not an example of system software?
Utility programs
Web browser
Device drivers
Operating system
Which of the following is volatile memory?
ROM
SSD
RAM
CD-ROM
Which device temporarily stores data that is actively being used?
Hard disk
ROM
RAM
Flash drive
Which of these would not be found in an embedded system?
Traffic light controller
Digital camera
Laptop
Washing machine
Which of the following stores the startup instructions for a computer?
RAM
ROM
CPU
Hard drive
What is the main function of the Control Unit (CU)?
Perform calculations
Store data
Manage input and output
Coordinate computer activities
Which input device would be most suitable for entering printed text?
Scanner
Keyboard
Barcode reader
Joystick
What is the function of a microphone?
Converts text to speech
Converts sound waves to digital data
Captures images
Outputs sound
Which device is most suitable for playing a video in a presentation?
Projector
Microphone
Monitor
Headphones
What type of input device is a touchpad?
Manual
Direct data entry
Sensor
Pointing device
Which device can convert physical images into digital form?
Webcam
Monitor
Scanner
Printer
Which output device is best for producing high-quality photo prints?
Laser printer
Dot matrix printer
Inkjet printer
3D printer
Which device is typically used in a point of sale (POS) terminal?
OCR
OMR
Barcode scanner
RFID reader
What is the purpose of a sensor in a weather station?
Output temperature data
Store weather data
Detect and measure temperature
Display graphs
A graphics tablet is mainly used by:
Data entry clerks
Designers and artists
Students
Gamers
Which of these is not considered an output device?
Monitor
Printer
Keyboard
Speaker
What does an Optical Character Recognition (OCR) device do?
Reads barcodes
Recognises hand-written marks
Converts printed text to editable digital text
Measures light levels
Which input device is best suited for capturing a person's voice during a Zoom call?
Webcam
Microphone
Touchscreen
Speaker
What is the function of a braille printer?
Print raised dots for visually impaired users
Translate text into audio
Print coloured graphs
Print large fonts
What is the primary purpose of a light sensor in ICT?
Measure brightness
Measure temperature
Detect motion
Control a robot
A resistive touchscreen responds to:
Heat from fingers
Pressure
Magnetic fields
Electrical charge
Which of the following is an optical storage device?
SSD
Hard disk
CD-ROM
USB flash drive
What type of storage is used in a USB flash drive?
Optical
Magnetic
Solid state
Cloud
Which of these has the largest typical storage capacity?
Blu-ray disc
DVD
Hard disk
CD-ROM
What is a disadvantage of using optical media?
Easily editable
Expensive to produce
Easily scratched
Requires electricity to retain data
What is the purpose of offline storage?
To store data in the cloud
To store data for remote access
To store data without being connected to the internet
To share files on a network
What is the main advantage of solid-state drives (SSDs) over hard disk drives (HDDs)?
Larger capacity
Cheaper to produce
Faster data access
More noise
Which of the following storage media is read-only?
DVD-RW
CD-R
ROM
USB stick
What does 'cloud storage' rely on?
CDs and DVDs
USB devices
Internet connection
Magnetic tape
Which device is not portable?
SSD
External hard drive
DVD
Desktop computer HDD
What is the function of magnetic tape in data storage?
Store small amounts of data quickly
Store large volumes of data for backup
Transfer files over a network
Play music files
Which of the following is a use of read/write memory?
Installing the operating system
Starting the computer
Temporarily storing files
Backing up data
What happens when RAM is full and more data is needed?
Data is stored on ROM
Data is lost
The system slows down and uses virtual memory
The computer shuts down
Which of these devices is most suitable for long-term backup storage?
RAM
DVD-R
SSD
Magnetic tape
Which is not an advantage of cloud storage?
Accessible from anywhere
No internet needed
Automatic backup
Reduces need for physical storage
A file saved on a hard drive is an example of:
Output
Processing
Storage
Input
What is the brain of the computer?
RAM
Hard disk
CPU
GPU
What type of device is a keyboard?
Output
Input
Storage
Communication
What is the brain of the computer?
RAM
Hard disk
CPU
GPU
What type of device is a keyboard?
Output
Input
Storage
Communication
Which storage device has no moving parts?
SSD
HDD
CD
Magnetic tape
Which of these best describes a monitor?
Storage device
Output device
Input device
Network device
ROM is usually used to:
Store documents
Save games
Store firmware
Edit files
Which device is often used for biometric input?
Microphone
Fingerprint scanner
Mouse
Joystick
What type of printer is commonly used in supermarkets for receipts?
Inkjet
Laser
Dot matrix
Thermal
An input device used in gaming is:
Joystick
Speaker
Printer
Headphones
Which type of memory retains data when power is off?
RAM
ROM
Cache
Virtual memory
Which input device detects light from a pen or stylus?
Trackball
Light pen
Scanner
Touchscreen
What is the main purpose of a computer network?
To increase the size of a computer
To enable file and resource sharing
To store information permanently
To improve processor speed
What does LAN stand for?
Local Area Network
Limited Access Network
Long Area Node
Linked Access Network
Which of the following is a feature of a WAN?
Covers a small area
Requires no routers
Connects computers over a large geographical area
Is limited to home use
What device is used to connect a LAN to the internet?
Switch
Modem
Hub
Scanner
Which of the following is NOT a valid reason for setting up a network?
Sharing files
Sharing printers
Increasing security risks
Centralising data
What is the purpose of a router?
To store data
To print documents
To direct data between networks
To create web pages
Which of the following is an advantage of wireless networks over wired networks?
Higher security
Slower data transfer
Greater mobility
Higher reliability
Which network topology connects all devices to a central node?
Bus
Ring
Mesh
Star
What does ISP stand for?
Internet Search Provider
Internal Server Protocol
Internet Service Provider
Integrated Sharing Platform
What does the IP address identify?
A user's password
A webpage's name
A device on a network
A file type
Which protocol is used for sending emails?
HTTP
FTP
SMTP
HTTPS
What is the function of a firewall?
To cool down the CPU
To manage email folders
To monitor and control incoming and outgoing network traffic
To clean the hard drive
What type of malware often pretends to be a legitimate program?
Worm
Trojan
Virus
Spyware
What is the function of anti-virus software?
Manage software updates
Block spam messages
Detect and remove harmful software
Protect files from accidental deletion
Which of the following is a threat to network security?
Router
Firewall
Phishing
Encryption
What does HTTPS indicate?
No connection
A secure connection
A gaming website
File transfer system
What is the primary purpose of encryption?
Increase internet speed
Block websites
Convert data into a coded format
Store passwords
What is a common use of cloud computing?
Printing large files
Permanent offline storage
Accessing data from any device with internet
Increasing screen brightness
What is phishing?
A method of spam filtering
A type of firewall
A fake message designed to steal personal information
A safe way to encrypt files
Which of the following is an example of personal data?
Computer password
Date of birth
Search engine
Printer model
What is a MAC address?
A device's physical network address
A type of web server
A software program
An email protocol
What is one benefit of a client-server network?
Clients can act as servers
It is easy to set up
Resources and data are managed centrally
All devices are equal
Which of these protocols is used to transfer files between computers?
FTP
DNS
IP
HTML
What is meant by bandwidth?
The number of users online
The size of the screen
The amount of data that can be transferred in a given time
The length of a cable
A network switch is used to:
Connect a network to the internet
Direct data only to the intended device
Filter out viruses
Create backup files
