SOFTWARE ENGINEERING

SOFTWARE DESIGN

OBJECT ORIENTED DESIGN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The lifeline of an object is shown in the diagram:
A
Object Diagram
B
State Diagram
C
Sequence Diagram
D
Deployment Diagram
Explanation: 

Detailed explanation-1: -A lifeline represents an individual participant in a sequence diagram. A lifeline will usually have a rectangle containing its object name. If its name is “self", that indicates that the lifeline represents the classifier which owns the sequence diagram.

Detailed explanation-2: -A sequence diagram consists of a group of objects that are represented by lifelines, and the messages that they exchange over time during the interaction. A sequence diagram shows the sequence of messages passed between objects. Sequence diagrams can also show the control structures between objects.

Detailed explanation-3: -With sequence diagram constructs we are describing object behavior in scope of one use case and their interaction. Each object in system goes through a so called lifecycle (create, supplement object with data, use object, decommission object).

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