Input and Output Devices: Interactive Learning Quizzes for Eighth Grade Technology

Question 1

Which of these devices can make copies of physical documents?

Accepted Answer

Copier

Answer

Scanner

Answer

Printer

Answer

Plotter

Question 2

Which input device is used to create digital images of physical objects?

Accepted Answer

Scanner

Answer

Keyboard

Answer

Mouse

Answer

Microphone

Question 3

What does the 'resolution' setting on a monitor control?

Accepted Answer

The number of dots (pixels) displayed on the screen

Answer

The brightness of the screen

Answer

The contrast ratio of the screen

Answer

The color temperature of the screen

Question 4

What is the main disadvantage of inkjet printers?

Accepted Answer

Their ink cartridges can be expensive

Answer

They print slowly

Answer

They produce low-quality prints

Answer

They require special paper to work properly

Question 5

Which of these is NOT a type of computer speaker?

Accepted Answer

Earbuds

Answer

Subwoofer

Answer

Satellite

Answer

Center

Question 6

What is the primary function of a sound card in a computer?

Accepted Answer

To process and generate sound

Answer

To amplify sound

Answer

To store sound files

Answer

To connect speakers to the computer

Question 7

Which of the following devices allows users to input text and commands into a computer?

Accepted Answer

Keyboard

Answer

Monitor

Answer

Printer

Answer

Speakers

Question 8

What is the main purpose of an output device?

Accepted Answer

To display or produce information

Answer

To interpret user commands

Answer

To store data

Answer

To establish network connections

Question 9

What is a device that allows users to interact with a computer's graphical interface?

Accepted Answer

Pointing device

Answer

Input device

Answer

Output device

Answer

Storage device

Question 10

What is the primary function of a graphics card?

Accepted Answer

To enhance the visual quality of images and videos on a display

Answer

To store large amounts of data

Answer

To provide internet connectivity

Answer

To receive user input

Question 11

Which of the following devices measures soil moisture levels?

Accepted Answer

Soil moisture sensor

Answer

Microphone

Answer

Webcam

Answer

Accelerometer

Question 12

What is the main role of a sound card in a computer system?

Accepted Answer

To capture and process audio signals

Answer

To enhance the quality of images on a display

Answer

To connect to different networks

Answer

To receive user commands

Question 13

What is the primary function of a mouse?

Accepted Answer

To control the cursor on the screen

Answer

To display information

Answer

To input text and commands

Answer

To produce sound

Question 14

Which output device is used to create physical copies of digital documents?

Accepted Answer

Printer

Answer

Monitor

Answer

Projector

Answer

Headphones

Question 15

What is the key difference between a touch screen and a regular monitor?

Accepted Answer

Touch screens allow users to interact with the computer using their fingers.

Answer

Regular monitors provide a larger display area.

Answer

Touch screens are less expensive than regular monitors.

Answer

There is no difference between a touch screen and a regular monitor.

Question 16

Which of the following is NOT a type of scanner used to digitize documents or images?

Accepted Answer

Keyboard

Answer

Flatbed scanner

Answer

Drum scanner

Answer

Laser scanner

Question 17

What is the difference between a pixel and a resolution?

Accepted Answer

A pixel is a single dot on a display, while resolution is the number of pixels in a given area.

Answer

A resolution is a single dot on a display, while a pixel is the number of pixels in a given area.

Answer

A pixel and a resolution are the same thing.

Answer

There is no difference between a pixel and a resolution.

Question 18

Which of the following factors does NOT affect the quality of a printer's output?

Accepted Answer

Monitor size

Answer

Print resolution

Answer

Ink quality

Answer

Paper type

Question 19

What is the main purpose of a graphics card in a computer system?

Accepted Answer

To process and display images and videos

Answer

To establish internet connectivity

Answer

To store data permanently

Answer

To manage the computer's operating system

Question 20

Which of the following is NOT a type of scanner used for capturing images or documents?

Accepted Answer

CD-ROM drive

Answer

Flatbed scanner

Answer

Drum scanner

Answer

Wand scanner

Question 21

What is the primary function of a touchscreen in a computing device?

Accepted Answer

To allow users to interact with the interface using their fingers

Answer

To display high-resolution videos

Answer

To connect external devices to the computer

Answer

To store large amounts of data

Question 22

What is the primary function of a motherboard in a computer system?

Accepted Answer

To connect and facilitate communication between all the components

Answer

To perform data processing operations

Answer

To provide long-term data storage

Answer

To control the functioning of the operating system

Question 23

What is the main function of a power supply unit (PSU) in a computer system?

Accepted Answer

To provide electrical power to all components within the computer

Answer

To store data and files

Answer

To connect external devices to the computer

Answer

To manage the user interface and applications

Question 24

What is the primary function of the BIOS (Basic Input/Output System) in a computer system?

Accepted Answer

To initialize and verify the hardware components during the startup process

Answer

To store the operating system files

Answer

To establish network connections

Answer

To manage the graphical user interface

Question 25

Which of the following is NOT an input device used with computers?

Accepted Answer

Printer

Answer

Keyboard

Answer

Mouse

Answer

Webcam

Question 26

What is the primary purpose of a graphics tablet?

Accepted Answer

To draw and edit digital images

Answer

To input handwritten notes

Answer

To scan documents

Answer

To output printed documents

Question 27

Which type of output device produces sound?

Accepted Answer

Speakers

Answer

Monitor

Answer

Printer

Answer

Projector

Question 28

What is the purpose of a microphone?

Accepted Answer

To record sound

Answer

To display images

Answer

To print documents

Answer

To store data

Question 29

What is a key benefit of using a projector?

Accepted Answer

It can display images on a large screen

Answer

It is easy to carry around

Answer

It provides high-quality images

Answer

It is compatible with all operating systems

Question 30

How do analog and digital signals differ?

Accepted Answer

Analog signals are continuous, while digital signals are discrete

Answer

Digital signals are continuous, while analog signals are discrete

Answer

Analog signals are used to transmit voice, while digital signals are used to transmit data

Answer

Digital signals are used to transmit voice, while analog signals are used to transmit data

Question 31

What is the purpose of a webcam?

Accepted Answer

To capture live video

Answer

To scan documents

Answer

To record audio

Answer

To display images

Question 32

Which of the following is a pointing device used to navigate on a computer screen?

Accepted Answer

Trackpad

Answer

Keyboard

Answer

Microphone

Answer

Printer

Question 33

What is the difference between an analog and a digital signal?

Accepted Answer

Analog signals are continuous, while digital signals are discrete

Answer

Analog signals are discrete, while digital signals are continuous

Answer

Digital signals are analog, while analog signals are continuous

Answer

There is no difference between analog and digital signals

Question 34

For tasks like graphic design or video editing, which input device offers precise control?

Accepted Answer

Graphics tablet

Answer

Keyboard

Answer

Mouse

Question 35

Identify the device that displays visual information, such as images and videos, on a computer screen.

Accepted Answer

Monitor

Answer

Microphone

Answer

Hard drive

Answer

Keyboard

Question 36

Which of the following devices provides sensory feedback, such as vibration or force, to enhance user experiences?

Accepted Answer

Vibration controller

Answer

Toner cartridge

Answer

Laser printer

Answer

Inkjet printer

Question 37

When selecting an input device, which of the following factors is crucial to consider?

Accepted Answer

Compatibility with the operating system and software used

Answer

Cost of the device

Answer

Color of the device

Question 38

Compared to a traditional mouse, what is a primary advantage of using a touch screen?

Accepted Answer

More intuitive and user-friendly interaction

Answer

Higher accuracy

Answer

Less prone to errors

Answer

Faster response time

Question 39

Identify the drawback associated with laser printers when compared to inkjet printers.

Accepted Answer

Higher cost per printed page

Answer

Lower print quality

Answer

Slower printing speed

Question 40

Which component within a computer system is responsible for converting digital signals into analog signals for display on the monitor?

Accepted Answer

Graphics card

Answer

Sound card

Answer

Motherboard

Answer

Network card

Question 41

Classify the storage device that is designed to store data permanently and is commonly found in computers.

Accepted Answer

Hard disk drive

Answer

RAM

Answer

CPU

Answer

USB flash drive

Question 42

Which of the following devices allows you to enter information into a computer?

Accepted Answer

Keyboard

Answer

Speakers

Answer

Monitor

Answer

Printer

Question 43

Which device is primarily used to display text, images, and videos on a computer screen?

Accepted Answer

Monitor

Answer

Keyboard

Answer

Printer

Answer

Speakers

Question 44

What type of device enables you to scan documents and convert them into digital format?

Accepted Answer

Scanner

Answer

Webcam

Answer

Joystick

Answer

Microphone

Question 45

Which device produces physical copies of documents from digital files?

Accepted Answer

Printer

Answer

Speakers

Answer

Monitor

Answer

Projector

Question 46

What device is specifically used to control movement and actions in video games?

Accepted Answer

Gamepad

Answer

Keyboard

Answer

Microphone

Answer

Mouse

Question 47

Which device is responsible for amplifying and emitting sound from a computer?

Accepted Answer

Speakers

Answer

Monitor

Answer

Projector

Answer

Printer

Question 48

What device captures images or records videos and allows them to be stored digitally?

Accepted Answer

Webcam

Answer

Gamepad

Answer

Scanner

Answer

Microphone

Question 49

Which of the following is NOT considered an input device?

Accepted Answer

Printer

Answer

Keyboard

Answer

Mouse

Answer

Microphone

Question 50

What device projects large images or presentations onto a surface?

Accepted Answer

Projector

Answer

Monitor

Answer

Printer

Answer

Speakers

Question 51

Which device allows you to record and transmit sound into a computer?

Accepted Answer

Microphone

Answer

Scanner

Answer

Webcam