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State any two types of actors used in usecase diagram. Draw a neat usecase diagram for printing result from MSBTE website.

Subject: Object Oriented Modeling and Design

Difficulty: Medium

Marks: 8 Marks

1 Answer
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An actor specifies a role played by a user or any other system that interacts with the subject.

Types of actors used in use case diagram:

1)Primary/principle Actor: People who use the main system functions are refereed as primary or principle actors.Example: in ATM system primary actor is customer

2)Secondary …

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