Unit #12 Objectives: Peripherals

The objective of unit Peripherals is to learn to recognize and understand the 11 key unit vocabulary terms. This is accomplished by completing the readings and other activities.

Unit Vocabulary

Below is a list of key vocabulary terms in this unit. You can also Print out the vocabulary list.

to connect several devices one in back of another

The man daisy chained 3 portable USB drives to increase the storage on his laptop to 3 TB.

a set of electric switches using a dual in-line package design

A DIP switch is an attractive alternative to a jumper setup, because there are no parts to lose.

an output screen which contains visual information; some variants include: LED lights, CRT or LCD monitors, and virtual reality goggles

The man couldn't find his connecting flight because the flight display at the airport showed nothing but a large error message.

a hardware device that plugs into a parallel or a USB port, acting as copy protection for a particular software application.

When the man lost the dongle the software no longer functioned.

a device which converts digital signals into analog signals, and back again when needed

You normally need some type of modem to connect to the Internet from home, such as a cable modem or a DSL modem.

a visual interface display between the computer and the operator; normally a large rectangular LCD, LED, or CRT device

The old CRT monitor needed to be replaced because it was flickering badly.

a term used to describe the technology where a peripheral device is automatically recognized and configured when it is detected

Thanks to plug and play technology, the new printer worked immediately after it was connected.

a peripheral device that produces a hard copy, normally paper, from data stored in a computer

Printers used to be expensive, slow, and poor quality. Now anybody can afford a great printer. But the ink is still expensive!

a device for capturing a binary digital image from a hard copy

A scanner can take a regular photograph or magazine article and digitize it.

An internal or external device which converts electrical impulses into audible sound.

The student turned up the speaker to play a new MP3 for his friends.

any specialized video camera designed to transmit video over the internet

Many websites allow video chat using webcams, and this sometimes brings out the worst in people.