CamTechs FlashCards 1.1 & 1.2

Front

What are the three categories of peripheral devices?

Back

Input devices, output devices, and communications devices.

Front

What is the main purpose of input devices?

Back

To gather information from a user or the environment for the computer to process.

Front

Give examples of input devices.

Back

Keyboards, mice, touchscreens, and temperature sensors.

Front

What is the role of output devices?

Back

To display information to users or directly impact the computer’s environment after data processing.

Front

Give examples of output devices.

Back

Speakers, display screens, and servomechanisms.

Front

What do communications devices do?

Back

Allow a computer to connect to a wider network to get or send data to other devices.

Front

Give examples of communications devices.

Back

Network interface cards, Bluetooth adapters, and infrared devices.

Front

What are the benefits and limitations of a keyboard?

Back

Benefit: Allows users to quickly enter words. Limitation: Can be slow to navigate along space on a screen.

Front

What are the benefits and limitations of a mouse?

Back

Benefit: Quickly moves a cursor around a screen. Limitation: Takes longer to move between opposite ends of a screen.

Front

What are the benefits and limitations of a touchscreen?

Back

Benefit: More screen space. Limitation: Less feedback and more typos than a keyboard.