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 process of converting a 3D model into a physical object called?

  1. Slicing

  2. Rendering

  3. Printing

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

Slicing is the process of dividing a 3D model into thin layers, preparing it for 3D printing. This step generates instructions for the printer on how to build the object layer by layer.

Multiple choice

What is the term used to describe the process of integrating hardware and software components in an embedded system?

  1. System integration

  2. Hardware-software co-design

  3. Software development

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

Hardware-software co-design involves the concurrent design of hardware and software components to optimize the overall performance and functionality of the embedded system.

Multiple choice

Which of the following is a common programming language used for embedded systems development?

  1. C

  2. Python

  3. Java

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

C is widely used for embedded systems development due to its efficiency, low-level control, and support for various hardware platforms.

Multiple choice

Which of the following is an example of assistive technology?

  1. Screen readers

  2. Speech recognition software

  3. Magnifiers

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

All of the options are examples of assistive technology.

Multiple choice

Which Chinese city has the highest number of electric vehicle charging stations?

  1. Beijing

  2. Shanghai

  3. Shenzhen

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

Shanghai has the highest number of electric vehicle charging stations in China.

Multiple choice

What is the term for the ability of a voice user interface to understand and respond to user input in real time?

  1. Real-time speech recognition

  2. Natural language understanding

  3. Conversational AI

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

Real-time speech recognition is the term for the ability of a voice user interface to understand and respond to user input in real time.

Multiple choice

Which of the following is NOT a common type of voice user interface interaction?

  1. Voice commands

  2. Natural language queries

  3. Touchscreen input

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

Touchscreen input is not a common type of voice user interface interaction because voice user interfaces are primarily audio-based.

Multiple choice

What are some of the most common features found in smart glasses?

  1. A camera

  2. A microphone

  3. A speaker

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

Smart glasses typically include a camera, a microphone, and a speaker.

Multiple choice

Which of the following is an example of a smart home device that can be controlled by a voice assistant?

  1. Smart lights

  2. Smart thermostat

  3. Smart speaker

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

Smart lights, smart thermostats, and smart speakers are all examples of smart home devices that can be controlled using voice commands through a voice assistant.

Multiple choice

Which of the following is an example of a voice-activated task that can be performed using a voice assistant in the smart home?

  1. Turning on the lights

  2. Adjusting the thermostat

  3. Playing music

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

Voice assistants in the smart home can be used to perform a variety of voice-activated tasks, including turning on the lights, adjusting the thermostat, playing music, and more.

Multiple choice

What is the primary method of interaction with a voice assistant in the smart home?

  1. Touchscreen

  2. Voice commands

  3. Remote control

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

The primary method of interaction with a voice assistant in the smart home is through voice commands, allowing users to control devices and perform tasks using spoken language.

Multiple choice

Which of the following is an example of a smart home device that can be used to control a voice assistant?

  1. Smart speaker

  2. Smart thermostat

  3. Smart light bulb

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

Smart speakers, such as Amazon Echo and Google Home, are devices that can be used to control a voice assistant using voice commands.

Multiple choice

What is the term used to describe the ability of a voice assistant to control multiple smart devices simultaneously?

  1. Multi-Device Control

  2. Scene Control

  3. Group Control

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

Voice assistants can control multiple smart devices simultaneously using multi-device control, scene control, or group control.

Multiple choice

What is the primary input device for digital art creation?

  1. Mouse

  2. Graphics Tablet

  3. Stylus

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

A graphics tablet, also known as a drawing tablet, is the primary input device used for digital art creation. It allows artists to draw and paint digitally with a stylus.

Multiple choice

Which type of stylus is commonly used with graphics tablets?

  1. Active Stylus

  2. Passive Stylus

  3. Optical Stylus

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

Active styluses are commonly used with graphics tablets. They have an internal battery and communicate with the tablet wirelessly, providing pressure sensitivity and tilt detection.