Tech Terms: What Every Telecommunications and Digital Media Professional Should Know

O: Object Overscan

Object Oscillator

Object

Level: 2

Definition: A data structure (sometimes called a container) that conforms to specific templates, classes, and rules. For example, an HTML page may contain a video object accessed via a hot-link to initiate a streaming video file transfer. Generally, objects refer to different types of elements developers may incorporate into documents, databases, programs, or other software, especially pertaining to reusable software routines. (See also C++, Mark-up Language, and OOP.)

Object Linking and Embedding

(See OLE .)

Object-Oriented Programming

(See OOP .)

OC (Optical Carrier) Layer

(See Optical Carrier Layer .)

OCR

(See Optical Character Recognition .)

OC-3 (Optical Carrier, Level 3)

Level: 3

Definition: Commonly used as a synonym for the 155-Mbps ATM protocol using fiber-optic networks (a fast transmission link to send data). (See also ATM and Fiber Optics.)

OC (Optical Carrier) Layer

Level: 3

Definition: Carrier levels used in synchronous optical light-wave networks. (See also SONET.)

OCR (Optical Character Recognition)

Level: 2

Definition: The process of scanning text documents (which are essentially images of text) with an electronic optical laser scanner device that is able to recognize text characters and convert them to digital format (machine-readable) for subsequent computer processing.

ODBC (Open Database Connectivity)

Level: 3

Definition: Refers to a database access standard designed to make it possible for users to access any data from any application, regardless of which database management system is handling the data. Using ODBC-compliant database management systems allows companies to integrate and combine information contained...

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