Computer Knowledge

Computer Hardware Devices

1,004 Questions

Computer Hardware Devices focuses on the physical components of a computer system, including input, output, and memory devices. It tests practical understanding of ports, displays, and peripheral technologies. This topic is common in the computer knowledge section of banking and SSC exams.

Input output devicesMonitor settingsComputer portsAssistive technologyHardware components

Computer Hardware Devices Questions

Multiple choice

A small, portable electronic device used to perform calculations.

  1. Computer

  2. Cell Phone

  3. IPad

  4. Calculator
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A calculator is an electronic device specifically designed to perform mathematical operations. While computers and phones can perform calculations, they are not primarily defined as calculation devices.

Multiple choice

Large touch-sensitive whiteboard used in classrooms.

  1. Smart TV

  2. Smart Board

  3. Smart Panel

  4. Genius Board
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A Smart Board is an interactive whiteboard that uses a touch-sensitive surface to control computer applications, commonly used in educational settings.

Multiple choice

A portable, battery powered computer.

  1. trackbook

  2. desktop

  3. modem

  4. laptop
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A laptop is a portable personal computer powered by a battery, designed to be used on one's lap.

Multiple choice record management and office equipment business office - meaning, importance, functions and departments office management business organisation business studies office circulars concept of office management

The broad category(ies) of equipment used in an office is/are ____.

  1. computers, laptops and printers

  2. accounting and calculating machines

  3. communication devices

  4. all of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Office equipment encompasses a wide range of tools including computing devices, accounting machines, and various communication tools.

Multiple choice record management and office equipment business office - meaning, importance, functions and departments office management business organisation business studies office circulars concept of office management

Auto paper cutter is a part of which of the following?

  1. Telephone

  2. Computer

  3. Email

  4. Fax machine
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Fax machines are designed to receive documents and automatically cut the thermal or plain paper after the transmission is complete.

Multiple choice

Common output devices in robotics

  1. CLamps, claws, motors, and sirens

  2. Cameras

  3. Lasers and radar

  4. Sensors
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Output devices in robotics are components that produce physical effects. Clamps, claws, and motors are actuators that create motion or force, while sirens produce sound output. Cameras, sensors, lasers, and radar are input devices that gather information from the environment.

Multiple choice

Common input devices in robotics

  1. Speakers and sirens

  2. Clamps and claws

  3. Robotic arms and fingers

  4. Lasers, cameras and sensors
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Input devices in robotics allow the robot to perceive its environment. Cameras, sensors, and lasers are common examples used for data acquisition.

Multiple choice evs computer computer - an introduction computer and its functions different parts used in computers

Which of the following device is used to check the presence or absence of pen or pencil mark on a paper?

  1. MICR

  2. OCR

  3. OMR

  4. Scanner
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation
Optical Mark Reading (OMR) is a method of entering data into a computer system. Optical Mark Readers reads pencil or pen marks made in pre-defined positions on paper forms as responses to questions or tick list prompts