Digital Carter Chapter 2

Front 1

Aspect Ratio

Back 1

ratio of the width of the monitor to the height of the monitor

Front 2

Binary Code

Back 2

machine language of 1s and 0s

Front 3

Basic input/output system (BIOS)

Back 3

contains a simple set of instructions for the computer to perform several basic functions, such as boot up, run hardware diagnositcs, interpret keyboard signals, and so on.

Front 4

Bit

Back 4

single unit of data

Front 5

Bus

Back 5

series of connections, controllers, and chps that creates the information highway of the computer

Front 6

Byte

Back 6

made up of 8 bits and is the amount of memory need to store one alphanumeric character

Front 7

Central Processing Unit

Back 7

Small chip found on the motherboard that maniuplates data sent from a program; brains of the computer

Front 8

Complementary metal oxide semiconductor (CMOS)

Back 8

special type of memory chip that uses a small rechargeable or lithium battery to retain information about the PC's hardware while the computer is turned off

Front 9

Computer

Back 9

programmable electronic device that can store, retrieve, and process data

Front 10

Dot Pitch

Back 10

measurement of how close the dots are located to one another within a pixel

Front 11

Hard Drive

Back 11

main repository for programs and documents on the computer

Front 12

Matrix

Back 12

rectangular or square table of numbers that represent the pixel intensity to be displayed on the monitor

Front 13

Memory

Back 13

used to store information being currently processed within the central processing unit

Front 14

Motherboard

Back 14

largest circuitry board inside the computer; it contains many important small components to make the computer function properly

Front 15

Operating System

Back 15

software the controls the computer hardware and acts as a bridge between applications and the hardware

Front 16

Pixel

Back 16

basic picture element on display

Front 17

Port

Back 17

collection of connectors sticking out ot the back of the computer that link adapter cards, drives , printers, scanners, keyboards and mice, and other peripherals that may be used.

Front 18

Power Supply

Back 18

delivers all electricity and provides connections to power devices in the computer

Front 19

Refresh Rate

Back 19

measure of how fast the moitor rewrites the screen or the number of times that the image is redrawn on the display each second

Front 20

Resolution

Back 20

number of pixels contained on a display

Front 21

Viewable Area

Back 21

measured from one corner of the display to the opposite corner diagonally

Front 22

What is a computer?

Back 22

A computer is a programmable electronic device that can store, retrieve and process data.

Front 23

Define binary code, bit and byte.

Back 23

Binary Code is a machine languary of 1's and 0's. A bit is a single unit of data. Eight bits make a byte.

Front 24

Name several computer hardware components and list their uses.

Back 24

"The Box" holds all components in cool, clean safe environment, shields outside environment from electronic frequencies emitted by electronic components of computer. Motherboard - largest circuit board inside the computer, CPU, basic input/output system (BIOS), memory, bus, ports and complementary metal oxide semiconductor (CMOS)