Grade 7 Unit 5 Fundamental of Computer

What is a computer?

• A machine designed for cooking food

• A type of electronic toy

• An electronic machine that processes data and performs multiple tasks

• A type of television

Which of the following is NOT a characteristic of a computer?

• Accuracy

• High speed

• Limited storage capacity

• Versatility

What are the physical parts of a computer called?

• Hardware

• Software

• Firmware

• Programs

Which of the following is NOT an input device?

• Scanner

• Mouse

• Touchscreen

• Projector

Which type of scanner is most commonly used in shopping stores?

• Flatbed scanner

• Handheld scanner

• Drum scanner

• Barcode scanner

What is the primary function of a light pen?

• To write on paper

• To draw or select objects on a screen

• To scan documents

• To print images

A joystick is mostly used for:

• Drawing diagrams

• Playing games

• Scanning documents

• Printing files

What is the purpose of a microphone?

• To store data

• To record voice or music

• To project images

• To print text

Which input device is used to read marks on special sheets, such as in exams?

• MICR

• OMR

• Barcode reader

• Light pen

What is the main function of a CPU?

• To store data

• To process and execute instructions

• To display output

• To print documents