Software & Hardware Device - Information Technology Test

Software & Hardware Device – Information Technology Test

The key terms of Information Technology Test include, Computer, Web, Data, Information, Software, Device, Hardware, Peripheral, Services, Browser, System.

input device

any peripheral piece of computer hardware equiptment, used to provide data and control signals to an information processing system

virus

a computer program that can replicate itself and spread from one computer to another

output device

any peripheral device that converts machine readable information into people-readable form such as a monitor, printer, plotter and voice output device

operating system

a set of software that manages computer hardware resources and provide common services for computer programs

cloud computing

refers to applications and services offered over the internet. these services are offered from data centers all over the world

cookie

small amount of data generated by a website and saved by your web browser its purpose is to remember information about you, similar to a preference file created by a software application.

computer data

information processed or stored by a computer this information may be in the form of text documents, images, audio clips, software programs, or other types of data

PNG

Was created as an improved, non pateneted replacement for Graphics Interchange Format (GIF) and is the most used lossless image compression format on the world wide web

FTP

An internet standard that allows you to upload and download files with other computers on the internet

MPEG

audio and video compression standard

MP3

A popular format for compressing auido

portrait

the deafult print orientation that allows more rows to be printed on a page.

search engine

a software program you can use to find web sites, web pages, and internet files.

spreadsheet

data displayed in rows and columns

ROM

data that is a permanent part of the computer that cannot be changed

RAM

most common type of memory found in computers and other devices

landscape

Print orientation that prints a worksheet across the widest part of the pge

line graph

data graphed using a continuous line

GIF

A graphic image that uses compression techniques to reduce file size. Works best for image with only a few distinct colors such as cartoons

Tim Berners Lee

Invented an internet based hypermedia enterprise for information sharing that he called the World Wide Web

bar chart

data graphed as a series of bars

JPG

A graphical image that uses compression techniques to reduce the file size. Generally has more than 256 colors

application software

Commercially produced programs written to perform specific tasks

Ada Lovelace

Analyst, meta physician and founder of scientific computers. Wrote the first computer programs for the calculating engine.

Charles Babbage

And english mathematician, philosopher, mechanical engineer and computer scientest who originated the idea of a programable computer. Also known as the father of modern day computing

fill hande

The solid square in the lower right corner of a selevted cell that is used to copy the contents of a cell adjacent cells

HTML

a special set of codes that format a file for use as a web page

order of operations

The rules excel uses to calculate a mathematical exspression

firewall

A network security system that prevents unauthorized access

client

is a piece of computer hardware or software that accesses a service made available by a server

server

is a computer that provides data to other computers on a network

CPU

the hardware within a computer that carries out the instructions of a compter program by performing the basic arithmetical logical ad input/outup operations of the system

uniform resource locator

an address that tells a web browser which web site to access

motherboard

an integrated circuit inside the base unit that processes data and controls the flow of data between the computers other units

peripheral devices

a device attached to a computer