Computer Terminology - O

This web page looks at some of the terminology associated with the Computer Industry. This appendix is not to be deemed as complete but does cover a large range of common terminology.

If you find a term not covered in this file you may Email Button and list the word (computer connected terminology ONLY). We will endeavour to locate the meaning and respond to you. If we consider it a common enough term, we will add it to our list. New terminology (with explanation) may also be submitted for consideration.

Index SIZE Numeric A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

objects: In programming terminology, a freestanding chunk of code that defines the properties of some thing.

Object Oriented Programming: (abbreviation: OOP) A style of computer programming which entails building of independent pieces of code which interact with each other. For example, JAVA and C++ are object oriented programming languages.

OCR: Optical Character Recognition. The technology of computers being able to convert printed text into actual data, rather than just a graphic image.

OEM: Original Equipment Manufacturer. A company that makes assemblies that manufacturers use. For example, a hard disk company is an OEM to a computer company.

Offline: When a device is not electrically connected, even though the physical connection may still exist. A user logged off a network is offline.

Online: Able to communicate with another device.

OOP: See Object Oriented Programming.

Operating System Software which allows the user and whatever application programmes are installed to communicate with the computer hardware. Operating systems include BeOS, Linux, Novell NetWare, XENIX, OS/2, Windows95, Windows 98 and Windows NT.

orthogonal: In mathematics, relating to or composed of right angles. Generalized to mean independent of , separate from, or irrelevant to. For example, a message about the weather in Nebraska might be orthogonal to a discussion of the Java programming language.

OS/2: An operating system with a graphical user interface, developed by IBM for IBM PCs and compatible computers. outbox: A folder where you store mail before it about to be sent.

Output: Data that come out of a computer device.

Overdrive: CPU upgrades from Intel for slower 486s and Pentiums. Depending on the motherboard, the old chip is either replaced or the new one is installed in the upgrade socket.

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