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

What is the term used to describe the ability of smart glasses to recognize and respond to voice commands?

  1. Voice Control

  2. Voice Recognition

  3. Natural Language Processing (NLP)

  4. Speech-to-Text Conversion
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Voice Control is the term used to describe the ability of smart glasses to recognize and respond to voice commands, allowing users to interact with the device and perform various tasks hands-free.

Multiple choice

Which of the following is NOT an interaction style in HCI?

  1. Command-line interface

  2. Graphical user interface

  3. Natural language interface

  4. Virtual reality interface
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Virtual reality interface is not an interaction style in HCI, but rather a type of user interface.

Multiple choice

Which of the following is NOT a common type of input method in chatbots?

  1. Text

  2. Voice

  3. Gesture

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

Emotion is not a common type of input method in chatbots. While chatbots may be able to recognize and respond to emotions expressed by users, they typically do not accept emotions as direct input.

Multiple choice

What is the primary input device used for digital art?

  1. Mouse

  2. Keyboard

  3. Graphics Tablet

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

A graphics tablet is a specialized input device that allows artists to draw and paint digitally with a stylus.

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 key consideration in mobile device design?

  1. Form factor

  2. Weight

  3. Battery life

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

Form factor is not a key consideration in mobile device design, as it is determined by the device's internal components and functionality.

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.

Multiple choice

Which of the following is NOT a common type of mobile security incident?

  1. Malware Attacks

  2. Phishing Attacks

  3. Data Breaches

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

Hardware failures are not typically considered mobile security incidents, as they are not caused by malicious actors.

Multiple choice

What is the primary role of GPS (Global Positioning System) in self-driving cars?

  1. Object Detection

  2. Obstacle Avoidance

  3. Route Planning

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

GPS provides accurate positioning information, enabling self-driving cars to determine their location and plan optimal routes to their destinations.

Multiple choice

Which sensor technology is primarily used for measuring the distance and velocity of objects around a self-driving car?

  1. Radar

  2. Lidar

  3. Ultrasonic Sensors

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

Radar technology is commonly used in self-driving cars to measure the distance and velocity of objects in the surrounding environment.