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O

object

(1) A collection of data and methods that operate on that data, which together represent a logical entity in the system. In object-oriented programming, objects are grouped into classes which share common definitions and methods.

(2) An instance of an object class consisting of attributes, a data structure and operational methods. It could represent a person, thing, event or even a concept. Each instance of the object has the same attributes, methods and properties as other instances, but the values assigned to its attributes are unique.

(3) In the context of CICSPlex SM; an object is a file, program, region, task, transaction etc.

(4) In the context of MQSeries; an object is a channel, queue, queue manager etc.

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Object Management Group (OMG)

A consortium of vendors that defines standards pertaining to object-oriented distributed systems. The OMG is responsible for defining CORBA.

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object-oriented programming

A programming approach based on the concept of data abstraction and inheritance. In contrast to procedural programming languages, object-oriented programming concentrates on those data objects that constitute the problem and how the objects are manipulated and not on how something is accomplished.

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Object Request Broker (ORB)

A CORBA term designating the means by which objects transparently make requests and receive responses from other objects.

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Online Transaction Processing (OLTP)

OLTP software is capable of supporting a network of many terminals, enabling real-time, online access to applications and data. IBM's CICS is an OLTP software product.

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