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Vocabulary Terms and Definitions

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Insert Assignment 22, Computer Applications Vocabulary, Terms and Definitions:

Instructions: Write a definition for each of the commonly used computer terms listed below.  Use the Internet as a resource.  You are responsible for completing this list as well as understanding all of these terms since they will appear on our course Final Written Exam. 


This is my list of commonly used computer terms and definitions.  Knowledge and understanding of these terms is assessed on the class Final Written Exam:


1.             Hardware:   Refers to any computer devices/equipment one can touch.


2.             Software:  Refers to the programs, operating systems and other coded applications needed to perform a certain function or task.


3.             Input Device:  Refers to any computer device/equipment that sends data into a computer.  Examples are: keyboard, mouse, flash drive, microphone, etc.


4.             Output Device:  Any computer device/equipment that sends data from a computer.  Examples are: headphones, speakers, printers, flash drive, etc.


5.             Windows: A family of operating systems developed Microsoft Corp. OHS computers have: Windows 95, 98, 2000, XP, Vista, and some have System 7.


6.             Desktop: The area of the computer screen/monitor that we can see and use when the computer is on.


7.             Graphic User Interface (GUI): The system used by computers to control the input of data using a mouse and icons.


8.             Icon: A picture or symbol on a computer with GUI that represents a program, command, shortcut, or other instruction.


9.             Taskbar:   A bar found at the bottom of the Windows screen, this is where you will find the clock and the Start Button.


10.         Mouse:  A Computer input device that controls movement around the screen on a GUI computer.


11.         Cursor:    A symbol that represents movement caused by the mouse.


12.         Click:     Swiftly pressing the left button of a two button mouse.


13.         Right Click:  On a two-button mouse, swiftly pressing the right button.


14.         Scroll:  To move up and down on a computer screen.


15.         Title Bar: A bar at the top of a Window that has the name of the file or program.

16.         (My) Computer: An icon on the desktop (mostly) that represents the location of drives, folders, files, and programs, as well as any other devices like mp3 players, flash memory drives, and other external devices.


17.         Drag and Drop: To highlight a letter, word, phrase, paragraph and/or graphics (like photos and Clip Art) and move and relocate to another location within the document by means of the mouse/cursor.


18.         Processor: Short for microprocessor:  A silicon chip that contains a Central Processing Unit, and used interchangeably with processor. The heart of all personal computers and digital devices.  They are the heart and brain of almost all digital devices.  They are found in everything from computers to clock radios to automobiles.


19.         Disk Drive:  A device that reads data from and writes data onto a disk.  A disk drive rotates the disk very fast and has one or more heads that read from and write data onto it.


20.         LAN: Short for Local Area Network:  A computer network that spans a relatively small area. Most LANs are confined to a single building or group of buildings. However, one LAN can be connected to other LANs over any distance via fiber optic, coaxial, and telephone lines and radio waves.


21.         Bandwidth: The amount of data that can be transmitted in a fixed amount of time between digital devices, and expressed in bits or bytes per second (bps) or per second.


22.         Interface:  The computer wires, plugs and sockets that hardware devices use to communicate with the computer as well as to each other.


23.         USB: Short for Universal Serial Bus: an external bus, or group of wires, that supports data transfer to/from computers.  One USB port can be used to connect up to 127 devices, such as mice, modems, cell phones, .mp3 players, digital cameras, and keyboards.


24.         Document:  A name that is used somewhat interchangeably with file.  Technically it is a file created with a word processing program like MS Office Word 2007


25.         Files: A collection of data or information that has a name, called the filename. Almost all information stored in a computer must be in a file.


26.         Byte: An abbreviation for Binary term, a unit of storage capable of holding a single character on a computer or other digital device.


27.         KiloByte: An abbreviation for one thousand (1,000) Bytes, KB.


28.         MegaByte: An abbreviation


29.         GigaByte: An abbreviation


30.         TeraByte: An abbreviation


31.         Folder: An object that can contain multiple documents and shortcuts to other folders and programs. Folders are used to organize files and other information.


32.         Pixel: Short for Picture Element: a single point in a graphic image.


33.         Resolution: Refers to the sharpness and clarity of an image.  It is most often used to describe monitors, printers and graphic images (from such devices as digital cameras and scanners, as well).


34.         Scanner: A device that can read text or illustrations printed on paper and translate, digitize, the information into a form the computer can use.


35.         Digital Camera: A camera that stores images digitally rather than recording them on film.  Pictures can then be downloaded to and saved on a computer.


36.         Spreadsheet:  A


37.         Column/Letters: In spreadsheets,


38.         Row/Numbers: In spreadsheets,


39.         Cell/Coordinate Location: In spreadsheets,


40.         Formula:  In spreadsheets,   


41.         Formula Bar: In spreadsheets,  


42.         Range: In spreadsheets


43.         Workbook/Worksheet: the name given


44.         Value: numbers that can be calculated


45.         Keys to know:


Cell Formula Key Commands










46.         E-mail: The


47.         Attachment: The


48.         SPAM:  In computers,  


49.         Virus: In computers,


50.         Malware: In computers, Short for malicious software, software designed specifically to damage or disrupt a system, such as a virus or a Trojan horse




1.            www.webopedia.com

2.            www.wikipedia.org