Computer Knowledge

Computer Hardware Devices

893 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

_________ help(s) you to play games on a computer.

  1. Keyboard

  2. Mouse

  3. Joystick

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

While joysticks are specialized for games, keyboards and mice are also frequently used to control gameplay. Thus, all of the above is the most comprehensive answer.

Multiple choice

Which of the following electronic devices contains electronic memory and embedded integrated circuit and is used to store user information and authentication information about the user?

  1. Electronic cash

  2. Debit card

  3. Smart card

  4. EDI

  5. E-mail

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is an electronic device that contains electronic memory and embedded integrated circuit and is used to store user information and authentication information about the user.

 
 

Multiple choice

Keyboard is a _____ device.

  1. input

  2. output

  3. control

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

A keyboard is used to enter data into the computer, making it an input device.

Multiple choice

Printer is an ____ device.

  1. input

  2. output

  3. control

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

A printer takes digital information from the computer and produces a physical copy, which is an output operation.

Multiple choice

______ connects computer to the telephone.

  1. CPU

  2. Modem

  3. Keyboard

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

A modem (modulator-demodulator) is the hardware component that allows a computer to communicate over telephone lines or cable networks.

Multiple choice

The ______ shows what you do on the computer.

  1. monitor

  2. printer

  3. scanner

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

The monitor is the primary output device that displays the graphical user interface and allows the user to see their actions on the computer.

Multiple choice

Which device can not be used for authentication?

  1. Voice recognition system

  2. Fingerprint sensor

  3. Retina scanner

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

A flatbed scanner is an input device used to digitize documents or images. It is not used for biometric authentication, unlike voice, fingerprint, or retina scanners.

Multiple choice

Which is not a pointing device?

  1. Mouse

  2. Trackball

  3. MICR

  4. Joystick
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A mouse, trackball, and joystick are all pointing devices used to control a cursor. MICR (Magnetic Ink Character Recognition) is a character recognition technology used primarily in banking.