Computers Input and Output

Front

What is a pixel?

Back

A pixel is short for picture element, and it is a single point on a bitmap-based computer graphic.

Front

What is an input device?

Back

An input device is a hardware component that allows users to enter data into a computer. Examples include a keyboard and mouse.

Front

How do computers process information?

Back

Computers process information by taking input, processing it, and producing output.

Front

What is the function of a keyboard?

Back

A keyboard is an input device used to enter text and commands into a computer.

Front

What is Run Length Encoding?

Back

Run Length Encoding is a data compression method that represents consecutive data values as a single value and count.

Front

What is the output of a computer?

Back

Output is the information produced by a computer after processing input. Examples include text displayed on a screen or printed documents.

Front

What is the difference between input and output devices?

Back

Input devices allow users to send data to a computer, while output devices display or produce the results of that data.

Front

Can you name an output device?

Back

A printer is an example of an output device that produces a physical copy of digital documents.

Front

What does it mean to process information?

Back

To process information means to manipulate or change data to produce meaningful results.

Front

What is an example of a program input?

Back

Touching the space bar is an example of an input in a program.