Input/Output Devices & External Device Interfaces

Peripheral devices are used to expand or customize the ___________ of a computing device.

____________ allow you to send data or commands to the computer.

• Input devices
• Output devices
• Throughput devices
• Botnet devices

Which kind of input device allows you to send alphanumeric information to the system by pressing keys?

• A keyboard
• A mouse
• A scanner
• A web cam

Which kind of input device uses a special material overlaid on the top of the regular screen that can detect when you have touched it and where?

• A scanner
• A keyboard
• A touch screen
• A microphone

Sort the following as INPUT device or OUTPUT device.

Groups:

(a) Input Device

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(b) Output Device

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An external mouse can be connected to a desktop or laptop using all of the following EXCEPT...

• VGA port
• PS/2 port
• USB port
• Wireless connection

When discussing surround sound systems, the 5.1 digital system is also known as __________ or __________.

Pick TWO.

• Dolby Digital

• Digital Theater System (DTS)

• Klipsch Reference Theater Pack

• Samsung Surround

Match the device to its description.

• includes flat scanning and more

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• displays image using LED light

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• uses flat, glass surface for scanning

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• displays image using electron guns

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​ (a)   usually have 2 rear speakers, three front speakers, and a subwoofer. ​ (b)   have all of that plus 2 extra side speakers.

• 7.1 digital systems
• 5.1 digital systems
• 3.5 digital systems
• 10.1 digital systems

Which of the following is the most commonly used type of connector?

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