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WorksheetsDigital Technology Unit 1 Revision
Total questions: 20
Worksheet time: 11mins
What is the primary function of a CPU in a computer system?
To store data permanently
To process instructions and manage tasks
To provide power to the computer
To display graphics on the screen
Which of the following is an example of an input device?
Monitor
Printer
Keyboard
Speaker
What does RAM stand for in computer terminology?
Random Access Memory
Readily Available Memory
Rapid Action Memory
Read-Only Memory
Which of the following is a characteristic of solid-state drives (SSDs)?
They have moving parts
They are slower than hard disk drives
They are more durable and faster than hard disk drives
They use magnetic disks to store data
What is the binary equivalent of the decimal number 10?
1010
1100
1001
1110
Which of the following is a type of software that manages computer hardware?
Application software
System software
Utility software
Firmware
What is the main purpose of an operating system?
To provide internet connectivity
To manage hardware and software resources
To create documents and spreadsheets
To protect the computer from viruses
What is the function of a router in a network?
To store data
To connect different networks and direct data traffic
To provide power to network devices
To display network statistics
Which of the following is a benefit of cloud computing?
Limited storage capacity
Increased hardware costs
Scalability and flexibility
Requires physical presence
Which of the following is an example of a volatile memory?
Hard disk drive
Solid-state drive
RAM
ROM
What is the primary purpose of a firewall in a computer network?
To increase internet speed
To protect against unauthorized access
To store backup data
To manage network traffic
Which of the following is a type of malware?
Firewall
Antivirus
Trojan horse
Router
What is the purpose of a database management system (DBMS)?
To create websites
To manage and organise data
To design graphics
To edit videos
Which of the following is a feature of a local area network (LAN)?
Covers a large geographical area
Connects devices within a limited area
Requires satellite communication
Uses public internet connections
What is the function of an IP address in a network?
To encrypt data
To identify devices on a network
To store user data
To provide internet access
What is the difference between data and information?
Data is processed; information is unprocessed
Data is raw facts; information is processed data
Information is meaningless; data is meaningful
Data is always numerical; information is always textual
A byte is made up of (a) bits?
What is the main purpose of the Data Protection Act?
To allow companies to sell personal data
To ensure personal data is processed fairly and securely
To restrict access to the internet
To prevent people from using computers without a license
Which of the following best describes phishing?
A type of malware
A cyber attack to gain personal info through fake messages
A security software
A networking protocol
What does absolute cell referencing mean
The cell reference changes when copied to another cell
The cell reference includes only the column as fixed
The cell reference includes only the row as fixed
The cell reference stays the same when copied, using the $ symbol
