How can we help?

You can also find more resources in our Help Center.

60 terms

Computer Applications

Study for final exam
STUDY
PLAY
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