Computer Chapter 1

web application

allows users to interact with software through a browser or computer connected to the Internet

input device

any hardware component that allows users to enter data and instructions into a computer

output device

any hardware component that conveys information to one or more people

pc compatible

any personal computer based on the original IBM pc design

user

anyone who communicates with a computer or uses the information it generates

system unit

case that contains the electronic components of a computer that are used to process data

network

collection of computers and devices connected together, often wirelessly, allowing computers to share resources

data

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

desktop computer

computer designed so that the system unit, input/output devices, and any other devices fit on or under a desk

embedded computer

computer functioning in a larger product

personal computer

computer that can perform all input, processing, output, and storage activities by itself

mobile device

computing devices small enough for user to hold in hand

server

controls access to the hard/software and other resources on a network. central storage

online

describes the state of a computer when it is connected to a network

computer

device operating under the control of instructions stored in its own memory that can accept and process data and produce and store results

ebook reader

device used primarily for reading ebooks

website

document on the web that contains text, graphics, animation, audio and video

hardware

electric, electronic and mechanical components in a computer

webpage

electronic document on the web containing text, graphics, animation, audio, and video. Often has built-in connections

supercomputer

fast, powerful, expensive computer that can process over 1 quadrillion instructions in 1 second

communications device

hardware component that enables a computer to send and receive data, instructions, and information to and from one or more computers

storage device

hardware used to record items to and from the storage medium

computer literacy

having a current knowledge of technology and its uses

software/program

instructions to tell the computer what tasks to perform and how to perform them

smartphone

internet enabled telephone that also provides personal information management functions

mainframe

large, expensive powerful computer that thousands of connected users store large amounts on data

pda

lightweight mobile device with personal management functions

icon

mini image displayed on a computer screen that represents something else

game console

mobile computing device designed for the single or multiplayer video games

portable media player

mobile device on which you can store, organize, and play digital media

digital camera

mobile device that allows users to take and store photos digitally

blog

online collection of articles in journal/diary form, usually in reverse chronological order

social networking site

online community for members to share photos, ideas, music and more with each other

mobile computer

pc a person can carry from place to place

slate tablet pc

pc with no keyboard but other means of typing

notebook or laptop computer

portable pc designed to fit in a user's lap

information

processed data that conveys meaning and is useful to people

application software

program designed to make users more productive or assist them with personal tasks

system software

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

podcast

recorded audio stored on a website that can be downloaded

power user

requiring powerful computer with multimedia applications

video sharing community

social network that allows users to store and share their personal videos

tablet pc

special notebook computer which allows a user to write on the screen using a digital pen

photo sharing community

specific type of social networking site allowing users to create a photo album

storage media

the physical material on which a computer keeps data, instructions, and information

utility program

type of system software that allows a user to perform the maintenance tasks on a device

home user

user who spends time on a computer at home

soho user

uses computer for a small or home company of less than 50 employees

mobile user

uses computer while away from home or office

web 2.0

website that allows users to share personal information, modify content, and build in application software

web

worldwide collection of electronic documents called webpages

internet

worldwide collection of networks that connects millions of people