Chapter 1 Information Science

Front 1

Computer Literacy

Back 1

haing a current knowledge and understanding of computers and their uses

Front 2

Computer

Back 2

an electronic device, operating under the control of instructionsstored in its memory

Front 3

Data

Back 3

a collection of unprocessed items which can include text numbers and audio and video

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Information

Back 4

conveys meaning and is useful to people

Front 5

Information processing cycle

Back 5

The series of input process output and storage activities

Front 6

HARDWWARE

Back 6

electronic and mechanical componets a computer contains

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Input device

Back 7

any hardware componet that allows you to enter data and instructions into the computer

Front 8

output device

Back 8

any hardware componet that conveys information to one or more people

Front 9

CPU

Back 9

Central processing unit, electronic unit that allows you and interperts and carries out the basuic instruction of a computer

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MEMORY

Back 10

electronic componets that store instructions waiting to be processed/ executed and data needed by those instrutions

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Storage and storage devices -

Back 11

Records and or retrieves items to and from storage media

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COMMUNICATIONS DEVICE

Back 12

a hardware componet that enables a computer to send and recieve data instructions and informatiion to and from one or more computers or mobile devices

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Ntework

Back 13

a collection of computers and devices connected together , often wirelessly via communication devices and transmission media

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resources

Back 14

hardwaare software data and information online, Networks allow computers to share them

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Internet

Back 15

a worldwide collection of networks that connect millions of agencies , buissnessees and people together

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Web or WWW

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World wIDE Web, most popular service of the internet , contains billions of documents called webpages

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Web page

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Can contain graphics animation audio video

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Web 2.0

Back 18

Websites that provide a means for users to share personal information (such as social networking website.

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GUI

Back 19

Graphic user interface, interact with some software using text graphics or visual things like icons

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I con

Back 20

miniature image that represents a program and instruction or some other object

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System software

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consist of programs that control or maintain the operations of a computer and its devices

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Application software

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consist of of programs designed to make users more productive/ assist them with personal tasks

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operating system

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a set of programs t5hat coordinates all the activities among the computer hardware devices

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utility program

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allows a users to perform maintenance tasks usually related to mananging a computers its devices or programs

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installing

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the process of setting up a softwarwe to work with the computer printer ansd other hardware

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loading

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when a progression is copied storage to memory +

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PROGRAM

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somes called a developer is someone who developes software or writes the instructuions that direct the computer to process datat to the information

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Convergence

Back 28

a trend of computers and devices with technologies that overlap

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Personal Computer

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is a computer that can perform all of its input output processing and storage activities by itself

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desktop computer

Back 30

a system unit input devices output devices and any other devices fit entirely under a desk or table

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Notebook Computer

Back 31

also called a laptop computer is a portable personal computer often designed to fit on your lap

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mobile computer

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a computing device small enough to hold in your hand

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Tablet PC

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A special type of notebook computer that allows you to write or draw on the screen if you are using a digital pen

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Embedded computer

Back 34

a special computer that functions as a computer in a larger product

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Server

Back 35

Controls access to software hardware and resources on a network and provides a centralized storage area for programs data and information

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Mainframe

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a large expensive computer that can that can handle hundreds of thousands of connected users

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supercomputer

Back 37

is the fastest most expensive most powerful computer

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Operating system

Back 38

set of programs that coordinates all the activities among computer hardware devices

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Tower

Back 39

Tall and narrow system unit that can sit on the floor vertically if the desktop space is limited

Front 40

Hand held

Back 40

Computers small enough to fit in one hand