Computing

What is a computer?

• A device that only stores information

• A machine that works with information

• A device that only displays images

• A machine that only prints documents

Which of the following is an example of an input device?

• Monitor

• Keyboard

• Printer

• Speaker

What is output in the context of computers?

• The information computers get from users

• The information computers give to users, devices, or other computers

• The process of turning on a computer

• The act of saving a file

Which of the following is NOT a computer?

• Laptop

• Smartphone

• Calculator

• Desk lamp

Which device is used to send information into a computer?

• Mouse

• Projector

• Speaker

• Monitor

Classify the following device: A touchscreen.

• Input device

• Output device

• Both input and output device

• Neither input nor output device

Which of the following devices is best classified as an output device?

• Microphone

• Printer

• Webcam

• Scanner

A student is using a microphone and a speaker with their computer. Classify each device as input, output, or both.

• Microphone: Output, Speaker: Input

• Microphone: Input, Speaker: Output

• Microphone: Both, Speaker: Both

• Microphone: Output, Speaker: Output

You are given a list of devices: monitor, keyboard, printer, and mouse. Which devices are input devices, and which are output devices? Explain your reasoning.

• Input: Monitor, Printer; Output: Keyboard, Mouse

• Input: Keyboard, Mouse; Output: Monitor, Printer

• Input: Monitor, Mouse; Output: Keyboard, Printer

• Input: Keyboard, Printer; Output: Monitor, Mouse

A student claims that a smartphone is both an input and output device. Use evidence from the definitions to support or refute this claim.

• Refute: Smartphones can only display information, not receive it.

• Support: Smartphones receive information from users (input) and display or play information (output).

• Refute: Smartphones are not computers.

• Support: Smartphones are only used for making calls.