Cit Chapter 2

Front 1

Adapter card

Back 1

A small circuit board that plugs directly into an expansion slot on the motherboard and enables you to connect additional peripheral devices to a computer. Also called expansion card.

Front 2

All in one printer

Back 2

A multifunction device that has a built-in printer and scanner, and that may also have fax capabilities.

Front 3

AMOLED (active matrix OLED) screen

Back 3

A screen type found in mobile devices that has a sharper display with a wider viewing angle than an LCD and is ideal for watching movies and sports.

Front 4

Analog input device

Back 4

A device that converts Data signals into continuous electronic waves or pulses.

Front 5

Analog output device

Back 5

An Output device such as a telephone, television, or CRT monitor that translates the digital electronic pulses back into audio and video signals.

Front 6

Arithmetic logic unit (ALU)

Back 6

The part of the CPU that performs arithmetic (addition and subtraction) and logic (And, Or, and Not) Calculations.

Front 7

Barcode scanner

Back 7

An input device that scans barcodes such as those found on merchandise and library books.

Front 8

Biometric scanner

Back 8

An input device that measures human characteristics such as fingerprints and eye retinas.

Front 9

BIOS (Basic input output system)

Back 9

A program, stored on a chip on the motherboard, that starts the computer.

Front 10

Bluetooth

Back 10

A short range wireless technology that connects many types of peripheral devices.

Front 11

Blu-ray disc

Back 11

an optical disc with about five times the capacity of a DVD; the single layer disc capacity is 25 GB, and double layer disc capacity is 50 GB

Front 12

Braille embosser

Back 12

A special printer that translates text to braille

Front 13

Burst mode

Back 13

A feature found on some digital cameras that enables you to take several pictures in a burst by holding down the shutter button.

Front 14

Cable modem

Back 14

A special type of digital modem that connects to the cable system instead of a telephone line to provide fast Internet access

Front 15

Cable memory

Back 15

Fast memory that stores frequently accessed information close to the processor.

Front 16

Capacitive screen

Back 16

A touchscreen that senses the conductive properties of an object such as a finger or a specialty designed conductive stylus.

Front 17

Card reader

Back 17

A device that provides a slot insert a memory card into a computer so that the data on the card can be read. Use the transfer data, such as photos and music, between a card and a computer or printer.

Front 18

CD (Compact disc)

Back 18

The oldest type of optical disc, with a storage capacity of about 700 MB

Front 19

Central processing unit (CPU)

Back 19

The brain of the computer house inside the system unit on the motherboard also known as the processor.

Front 20

Clock speed

Back 20

The speed at which the processor executes the machine cycle, measured in gigahertz (GHz)-billions of cycles per second.

Front 21

CMOS (complementary metal oxide semiconductor)

Back 21

A chip on the motherboard where the BIOS settings are stored. It is volatile memory that uses a small battery to provide it with power to keep the data in memory even when the computer is turned off

Front 22

Communication device

Back 22

A device that serves as both input and output device and enables you to connect to other devices on a network or to the Internet

Front 23

Compact system camera (CSC)

Back 23

An adVance point and shoot camera that has interchangeable lenses, some manual controls, and 10x to 26x optical zoom lens, and the ability to capture HD video. Also called a mirrorless camera or superzoom.

Front 24

Control unit

Back 24

The part of the CPU that manages the movement of data through the CPU.

Front 25

Data bus

Back 25

Wires on the motherboard over which data flows between the components of the computer

Front 26

Digital device

Back 26

A device that represents audio or video data as a series of 0’s and 1’s

Front 27

Digital single lens reflex (DSLR)

Back 27

The most expensive and versatile type of digital camera. A high end digital camera that enables you to change the lens, attach a hot shoe flash, manually adjust focus and exposure, and look through the viewfinder to frame your shot.

Front 28

Digital video camera

Back 28

A camera designed to record digital video that is easily uploaded to your computer, where it can be edited, stored, and shared.

Front 29

DLP (digital light processing) projector

Back 29

A digital projector that has hundreds of thousands of tiny swiveling mirrors that create an image.

Front 30

Drive bay

Back 30

Part of the system unit the holds the storage devices

Front 31

DIMM (dual in line memory module)

Back 31

The form of RAM found in most desktops computers

Front 32

Display adapter

Back 32

The card that provide the data signal and connection for a monitor or projector. also called a video card.

Front 33

Drive controller

Back 33

A component located on the motherboard that provides a drive interface that connects disc drives to the processor

Front 34

DVD ( Digital video disc/digital versatile disc)

Back 34

An optical desk that can hold approximately 4.7 GB of information in a single layer (SL) disc. Double layer (DL) discs have a second layer to store data and can hold about 8.5 GB.

Front 35

Dvorak Simplified keyboard

Back 35

An alternate keyboard designed to put the most commonly used letters where they are more easily accessed to increase efficiency and reduce fatigue.

Front 36

DVI (Digital visual interface) port

Back 36

The standard digital video port found on video cards

Front 37

Dye sublimation printer

Back 37

A printer that uses the heat to turn solid dye into a gas that is transferred to special paper

Front 38

Ecycling

Back 38

Recycling electronics

Front 39

EIDE (Enhanced integrated drive electronics)

Back 39

An older Legacy Drive interface that may still be found on older computers

Front 40

Ergonomic keyboard

Back 40

A full-size keyboard with a curved shape that positions the wrists in a more natural position to reduce strain

Front 41

Ethernet card

Back 41

A wired network adapter with a port that resembles a telephone jack

Front 42

E-waste (electronic waste)

Back 42

Old computers, cell phones, TVs, VCR’s, and other electronic devices that are discarded

Front 43

Expansion card

Back 43

A small circuit board the plugs directly into an expansion slot on the motherboard and that enables you to Connect additional peripheral devices to a computer. Also called adapter card.

Front 44

Expansion slot

Back 44

A component located on the motherboard that enables you to connect an adapter card to a computer

Front 45

External drive

Back 45

A drive that may be attached as a peripheral device using a USB or FireWire connection

Front 46

Fax device (or facsimile)

Back 46

A communication device that scans a document and convert it into a digital format that can be transmitted over telephone lines to a receiving fax device which then prints or displays the document

Front 47

FireWire

Back 47

A standard port type that is hot-swappable and connect up to 63 devices per port. It also allows for peer to peer communication between devices, such as two video cameras, without the use of a computer, also known as IEEE 1394

Front 48

Flash drive

Back 48

A small portable solid-state drive that can hold up to 128 GB of information

Front 49

Flash memory

Back 49

Non-volatile storage used in solid-state storage devices such as solid-state drives (SSDs), Flash drives, and memory cards

Front 50

Game controller

Back 50

An input device used to interact with a video game

Front 51

Graphics processing unit (GPU)

Back 51

A processor on a video card that can contain multiple cores

Front 52

Hard drive

Back 52

The principal mass storage device in a computer the stores data magnetically on metal platters

Front 53

Hardware

Back 53

The physical components of a computer

Front 54

Headphones

Back 54

Output devices that convert digital signals into sound; available in several different sizes and styles, ranging from tiny earbuds that fit inside your ear to full-size headphones that completely cover your outer ear

Front 55

HDMI

Back 55

A digital port that can transmit both audio and video signals. It is the standard connection for high definition TVs, video game consoles, and other media devices.

Front 56

Headset

Back 56

Headphones that also include a microphone

Front 57

Heat sink

Back 57

A part of the cooling system of a computer, mounted above the CPU and composed of metal or ceramic to draw heat away from the processor.

Front 58

IEEE 1394

Back 58

A standard port type that is hot swappable and can connect up to 63 devices airport. It also allows for peer to peer communication between devices, such as two video cameras, without the use of a computer. Also known as FireWire

Front 59

Image stabilization

Back 59

A feature found on some digital cameras that accounts for camera shake and results in sharper images

Front 60

Ink jet printer

Back 60

A printer that sprays droplets of ink onto paper

Front 61

Input device

Back 61

A device to enter data into the computer system so that it can be processed

Front 62

Instructions cycle

Back 62

The four part process used by the CPU to process each instruction: fetch, decode, execute, store. Also called a machine cycle.