36 terms

Intro to Computer Apps

Here are some basic vocab words that will help you to become more knowledgeable of computer lingo.
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Terms in this set (...)

bit
binary digit - value is either 0 or 1
gigabyte
1 billion bytes
terabyte
1 Trillion bytes; represents a stack of typed pages almost 51 miles high. the monster byte!
uploading
Transfer of data to a central computer or other device from your computer
domain name
also called the host name. Example www.berkley.edu is the host site of the Univ of Berkley.
system software
these are a set of software programs that help run the computer and coordinate instructions between application software and the computers hardware devices.
CPU
central processing unit - the part of the system unit of a computer that is responsible for data processing (the "brains" of the computer); it is the largest most important chip in the computer. The CPU controls all the functions performed by the computers other components and processes all the commands issued to it by software instructions.
URL
a websites unique address www.microsoft.com
byte
can hold one character or data=8 bits
kilobyte
1000 bytes and approximately 1/2 typed page....Double spaced.
ISP
a company that connects individuals, groups, and other companies to the internet.
IP Address
A specific and unique address to your personal computer
HTTP
hypertext transfer protocol - Allows files to be transferred; you must have to communicate across the web.
Internet
created in 1969 during the Cold War by the US Military.
Computer
an electronic device, operating under the control of instructions stored in its own memory unit that can accept data (input), manipulate the data (process), produce information (output), and store the results (memory) for the future use
Information processing cycle
input -> process -> output -> storage
Data
is a collection of raw facts, figures, and symbols, such as numbers, words, images, video, and sounds given to a computer during the input operation
Software
a detailed set of instructions that tells a computer exactly what to do.
Hardware
physical components of a computer that can be touched
Input device
any hardware component that allows you to enter data, programs, commands, and user responses into a computer (ex. keyboard, mouse, scanner, camera).
Output device
makes the information resulting from processing available to the user
Floppy Disk
is a portable, inexpensive storage medium that consists if a thin, circular, flexible plastic disk with a magnetic coating enclosed in a square-shaped plastic shell.
Hard Drive
consists of one or more rigid metal platters coated with a metal oxide material that allows data to be recorded magnetically on the surface of the platters
Compact Disk (CD)
is a flat, round, portable, metal storage device
CD-R (Compact Disc-Recordable)
a compact disc that uses the same laser technology as audio CDs for recording music and other data; can only be used once.
CD-RW (Compact Disc-Rewritable)
an erasable compact disc you can write on multiple times.
DVD-ROM - (Digital Video Disc - ROM)
a very high capacity compact disc capable of storing from 4.7 gigabytes to 17 gigabytes.
RAM
consists of electronic components that store data including numbers, letters of the alphabet, graphics, and sound. (Largest storage space) It is also the workhorse behind the performance of your computer.
CD-ROM
a compact disc that uses laser technology to record music and store text, graphics, and video; cannot be written to, erased, or changed.
File
information stored on a disc with assigned name
DOS
stands for "Disk Operating System;" system software first used on a personal computer; created by Microsoft; replaced by Windows
Windows
DOS-based program that replaced DOS commands with icons, pull-down menus, and pop-up dialog boxes as a means of receiving users' instructions.
Web page
a document that contains text, graphics, sound, and/or video and is connected to other web documents
web site
a related collection of web pages
Graphical User Interface - (GUI)
provides visual cues such as icons symbols to help the user. Each icon represents an application such as word processing, or a file or document where data is stored.
Application Software
programs that tell a computer how to produce information (for example, Microsoft WORD, a video game, Internet Explorer).
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