Start practising

Topic / 83 questions

Computer Hardware and Devices MCQs

Page 4 of Computer Hardware and Devices multiple-choice questions with answers. Tap an option to check yourself.

Page 4 of 5

Question 61 Computer Hardware and Devices

Which mouse technique is used to access the properties of an object?

Correct answer D. Right-clicking

Open question

Question 62 Computer Hardware and Devices

What are computer-readable codes made of lines of varying widths or lengths known as?

Correct answer D. A bar code

Open question

Question 63 Computer Hardware and Devices

Where are the CPU and memory located?

Correct answer D. Motherboard

Open question

Advertisement

Question 64 Computer Hardware and Devices

Which component stores data or information temporarily and passes it on as directed by the control unit?

Correct answer B. Register

Open question

Question 65 Computer Hardware and Devices

Together, the ALU and the control unit are known as what?

Correct answer D. CPU

Open question

Question 66 Computer Hardware and Devices

What do you use, such as a keyboard or mouse, to enter information into a computer?

Correct answer B. Input device

Open question

Question 67 Computer Hardware and Devices

What is a device that is not connected to the CPU called?

Correct answer D. Off-line device

Open question

Question 68 Computer Hardware and Devices

Which component’s main job is to set up the hardware and then load and start an operating system?

Correct answer D. BIOS

Open question

Question 69 Computer Hardware and Devices

Which term describes equipment that may be added to a computer system to extend its functions?

Correct answer B. Peripheral device

Open question

Advertisement

Question 70 Computer Hardware and Devices

Which component is also called the brain of the computer?

Correct answer B. Central Processing unit

Open question

Question 71 Computer Hardware and Devices

Which of the following are examples of output devices?

Correct answer D. All of these

Open question

Question 72 Computer Hardware and Devices

Which of these devices are used for input?

Correct answer D. All of these

Open question

Question 73 Computer Hardware and Devices

The system unit of a personal computer typically contains all of the following except which?

Correct answer A. Modem

Open question

Question 74 Computer Hardware and Devices

Personal computers have chips mounted on a main circuit board. What is this board commonly called?

Correct answer D. Motherboard

Open question

Question 75 Computer Hardware and Devices

How is the output quality of a printer measured?

Correct answer A. Dots per inch

Open question

Advertisement

Question 76 Computer Hardware and Devices

Which of the following devices can directly image printed text?

Correct answer C. OCR

Open question

Question 77 Computer Hardware and Devices

Which of these is part of the central processing unit?

Correct answer D. Arithmetic and logic unit

Open question

Question 78 Computer Hardware and Devices

What kind of device is a light pen?

Correct answer A. Optical input device

Open question

Question 79 Computer Hardware and Devices

What does a CPU contain?

Correct answer D. a control unit and an arithmetic logic unit

Open question

Question 80 Computer Hardware and Devices

Which of the following are components of the central processing unit (CPU)?

Correct answer C. Arithmetic logic unit, Control unit

Open question