Lesson2

Front 1

audio input

Back 1

the process of imputing sound into the computer

Front 2

biometrics

Back 2

a technique or divice that examines a finger print,voice patterns,or the iris or retina of the eye

Front 3

digital camera

Back 3

a camra that takes and stores pictures as digital files

Front 4

expansion slot

Back 4

opening on the mother board were an expansion board,also called a adapter card,can be inserted

Front 5

fire wire

Back 5

also known as IEEE 1394 and IEEE 1394b. the IEEE1394 bus standard suports data transfer rates of up to 400 mbps and can connect up to 63 external devices

Front 6

inkjet printer

Back 6

a type of printer that uses nonimpact process. ink is squirted from nozzle as they pass over the media.

Front 7

input

Back 7

data or instructions that must be entered into the computer and then stored temporarily or permanately on a storage media device.

Front 8

keyboard

Back 8

common input device for entering alphabetic or numeric data into a computer.

Front 9

laser printer

Back 9

a printer that produces images the same technology copiers use.

Front 10

modem

Back 10

comunication hardware that facilitates the transmisson of data.

Front 11

monitor

Back 11

the display device on a computer,wich includes the screen andthe housing of its electrical components.

Front 12

mouse

Back 12

a pointing device that serves as a faster,more affective alternative to the keyboard comunicating instructions to the computer.

Front 13

output

Back 13

data that has been processed into a useful format.

Front 14

plug-and-play

Back 14

technology wich allows hardwar components to be connected to be attached to a computer so that its autamatically configured by the operating system,without user intervention.

Front 15

pointing device

Back 15

device,such as mouse or track ball that allows a user to select an object on the screen.

Front 16

port

Back 16

an interface to wich a periphrial divice attaches to or comunicates with the system unit.