Revision Yr 4 ICT

Which of the following is an example of a primary source of information?

• A news article summarizing an interview

• An encyclopedia

• A diary written by a historical figure

• A blog post about a historical event

Answer explanation

Primary sources are original, firsthand records, like a diary, while others are secondary sources.

Which source of information is considered secondary?

• A textbook analyzing an event

• A speech recording

• A photograph of an event

• An eyewitness report

Answer explanation

Secondary sources analyze or interpret primary information.

What is the function of the keyboard?

• To process data

• To input text and commands

• To print documents

• To store information

Answer explanation

The keyboard is an input device for typing and giving commands.

Which of the following is an example of system software?

• Adobe Photoshop

• Google Chrome

• Windows 10

• Microsoft Word

Answer explanation

System software manages hardware and software resources, like operating systems.

What type of software is used to create presentations?

• Operating system

• Application software

• Antivirus software

• System software

Answer explanation

Application software helps users perform specific tasks like creating presentations.

What is the main purpose of an operating system?

• To connect a printer to the computer

• To create files and folders

• To allow users to browse the internet

• To manage hardware and software resources

Answer explanation

The operating system ensures all parts of the computer work together.

Which device is used to input handwritten notes into a computer?

• Scanner

• Mouse

• Monitor

• Printer

Answer explanation

A scanner converts handwritten or printed notes into digital format.

What is the function of the CPU in a computer?

• To connect the computer to the internet

• To store data permanently

• To process and execute instructions

• To display images

Answer explanation

The CPU is the computer's brain, performing all processing tasks.

Which operating system is open source?

• Linux

• macOS

• Windows

• Android

Answer explanation

Linux is an open-source operating system, meaning its code is freely available.

Which of these is a combined input and output device?

• Mouse

• Touchscreen monitor

• Keyboard

• Printer

Answer explanation

A touchscreen allows both input (touch) and output (displaying visuals).