Question

What is the purpose of the Log entity in JSD?

a.

To inspect the state vector of another entity

b.

To keep track of books being borrowed

c.

To replace communication with a procedure call

d.

To pass information through a datastream

Posted under Software Engineering

Answer: (b).To keep track of books being borrowed Explanation:If the system is to log information on books being borrowed, it can be modeled by means of a datastream from the Book entity to the Log entity. The Log entity keeps track of books being borrowed.

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