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

What is the name of the device used to control the movement of lights on stage?

  1. Light board

  2. Dimmer board

  3. Console

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

A light board is a device used to control the movement of lights on stage. It allows the operator to adjust the intensity, color, and position of the lights.

Multiple choice

What is the term for the device used to project images onto a screen on stage?

  1. Projector

  2. Monitor

  3. Display

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

A projector is a device used to project images onto a screen on stage. It can be used to display videos, images, or other visual content.

Multiple choice

Which of these is NOT a common type of modern gadget used in crime fiction?

  1. Surveillance cameras

  2. Fingerprint scanners

  3. Virtual reality headsets

  4. GPS tracking devices
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

While surveillance cameras, fingerprint scanners, and GPS tracking devices are commonly used in crime fiction, virtual reality headsets are not typically associated with the genre.

Multiple choice

What type of display technology is commonly used in Smart Glasses?

  1. OLED

  2. LCD

  3. MicroLED

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

OLED (Organic Light-Emitting Diode) displays are often preferred in Smart Glasses due to their compact size, low power consumption, and high image quality.

Multiple choice

Which of the following is NOT a common type of mobile device interaction?

  1. Touchscreen

  2. Keyboard

  3. Mouse

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

Mouse is not a common type of mobile device interaction, as mobile devices typically do not have a physical mouse.

Multiple choice

Which of the following is NOT a common type of mobile device input method?

  1. Touchscreen

  2. Keyboard

  3. Mouse

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

Mouse is not a common type of mobile device input method, as mobile devices typically do not have a physical mouse.

Multiple choice

Which of the following is NOT a common type of mobile device output method?

  1. Display

  2. Speaker

  3. Headphones

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

Printer is not a common type of mobile device output method, as mobile devices typically do not have a built-in printer.

Multiple choice

Which of the following is NOT a common type of smart home security system control panel?

  1. Keypad

  2. Touchscreen

  3. Mobile app

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

Voice control is not a type of smart home security system control panel, but rather a way to interact with the system.