Computer Applications

60 terms by cgarvin8164

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Software Program

consists of a series of related instuctions, organized for a common purpose, that tells the computer what tasks to perform and how to perform them.

Computer

a machine for performing calculations automatically

Personal Computer

a small digital computer based on a microprocessor and designed to be used by one person at a time

Laptop

a portable computer small enough to use in your lap

Computer Memory

an electronic memory device

Byte

a sequence of 8 bits (enough to represent one character of alphanumeric data) processed as a single unit of information

Kilobytes

1,000 bytes

Megabytes

1 million bytes

Gigabytes

equal to 1 billion bytes

Random Access Memory

the most common computer memory which can be used by programs to perform necessary tasks while the computer is on

Read-Only Memory

a type of memory that is used to store premanent data an instructions because it is nonvolatile

Megahertz

one million periods per second

Gigahertz

1,000,000,000 periods per second

Hardware

(computer science) the mechanical, magnetic, electronic, and electrical components making up a computer system

Software

(computer science) written programs or procedures or rules and associated documentation pertaining to the operation of a computer system and that are stored in read/write memory

Input Devices

Enables the user to input data and commands into the computer.

Keyboard

holder consisting of an arrangement of hooks on which keys or locks can be hung

Scanner

a radio receiver that that moves automatically across some selected range of frequencies looking for for some signal or condition

Digital Camera

a camera that encodes an image digitally and store it for later reproduction

Video Input Camcorder

digital video camera that can record live audio and video, which can then be dowloaded into a computer for multi-media applications

Microphone

device for converting sound waves into electrical energy

CPU Central Processing Unit

the "Brains" of the computer where the work is done.

Output Devices

Devices that enable the computer to give the user the results of the processed data.

Printers

Output device that produces text and graphics on a phsyical medium such as paper or transparency (laser, inkjet, thermal)

Moniter

any of various large tropical carnivorous lizards of Africa and Asia and Australia, output device that displays data and pictures to the user of the computer

Display

something shown to the public

Video Display Terminal

I/O device comprising a keyboard, video display surface, and one or more communication ports

Computer Screen

a screen used to display the output of a computer to the user

Speakers

An output device that allows you to hear voice, music, and other sounds from your computer.

Hard Drive

computer hardware that holds and spins a magnetic or optical disk and reads and writes information on it

Floopy Disk

a reuseable magnitic storage medium that uses a thin mylar cicular disk as the storage surface

Zip Disks

Portable storage medium with storage capacities ranging from 100 MB to 750 MB

Thumb Drives

usb or flash drive

Compact Discs

CD's - 1982

DVD

a digital videodisc

Digital Audio Tape

Method of storing large amounts of data on tape using helical scan technology to write data at high densities across the tape at an angle.

Programming Languages

languages used to create applications and, in multimedia, to produce sophisticated features such as creating animations and searching databases

Application Software

Software that performs some useful task such as word processing or playing a game for a user.

Word Processing

rapid and efficient processing (storage and printing) of linguistic data for composition and editing

Spreadsheet

a screen-oriented interactive program enabling a user to lay out financial data on the screen

Database

an organized body of related information

Cache

a hidden storage space (for money or provisions or weapons)

Operating System

(computer science) software that controls the execution of computer programs and may provide various services

Footnotes

Complete documentation for a reference, formatted with superscripted numbers, which is placed at the bottom of the same page and preceded by a divider line. Giving credit.

Works Cited Page

a list of all the sources cited in a research paper (sources you acknowledge by including parenthetical citations/internal citation) MLA style.

Labels

Entries that contain text and numerical information not used in calculations such as "2009 sales" or "travel expenses"

Values

beliefs of a person or social group in which they have an emotional investment (either for or against something), Numbers that represent a quantity

Formulas

An arithmetical expression used to calculate values

Alignment

the act of adjusting or aligning the parts of a device in relation to each other

Cell

a device that delivers an electric current as the result of a chemical reaction, the space formed by the intersection of a row and a column; the basic unit of a worksheet

Business Letter

a letter dealing with business

Personal Business Letter

a letter from an individual to a corporation

Resume

a summary of your academic and work history

Stationery

paper cut to an appropriate size for writing letters

Stationary

not capable of being moved

Inside Address

The recipient's address typed in the letter above the salutation.

Complimentary Closing

A formal "goodbye" after the body of the paragraph

Portait

This is the default page orientation.

Landscape

The orientation of a picture or page where the width is greater than the height.

Memo Templates

a written proposal or reminder, a file that already contains the basic elements of a document, such as page and paragraph formatting, used for documents

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