Revision Questions

Which of the following is an input device?

• Printer

• CPU

• Mouse

• Speakers

What type of memory is RAM?

• Volatile

• Non-volatile

• Permanent

• Slow

What does CPU stand for?

• Computer Processing Unit

• Central Processing Unit

• Computer Programming Unit

• Central Program Unit

Which hardware component processes data in a computer?

• RAM

• CPU

• ROM

• USB pen drive

What is the main function of software in a computer system?

• To collect data

• To process data

• To store data

• To touch and see data

What type of software controls the computer system itself?

• Application software

• Output software

• System software

• Input software

Which type of memory is removed when the computer is powered off?

• RAM

• ROM

• Hard disk drive

• USB pen drive

What is the purpose of input devices?

• To output data

• To process data

• To collect data for processing

• To store data

Which storage device is very fast but expensive?

• Hard disk drive

• USB pen drive

• ROM

• CPU

What is computer hardware?

• Software programs

• Physical components

• Input devices

• Output devices