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Question

What is the definition of an object according to Coad and Yourdon (1991)?

a.

A state machine with a finite set of states and a finite set of state functions

b.

An abstraction of something in a problem domain, reflecting the capabilities of a system to keep information about it, interact with it, or both; an encapsulation of Attribute values and their exclusive Services.

c.

A record of data and code elements

d.

A value-based mathematical formalism

Answer: (b).An abstraction of something in a problem domain, reflecting the capabilities of a system to keep information about it, interact with it, or both; an encapsulation of Attribute values and their exclusive Services. Explanation:The definition of an object given by Coad and Yourdon (1991) is "an abstraction of something in a problem domain, reflecting the capabilities of a system to keep information about it, interact with it, or both; an encapsulation of Attribute values and their exclusive Services."

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Q. What is the definition of an object according to Coad and Yourdon (1991)?

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