Question

Q1: What are the differences between a USE CASE diagram and an ACTIVITY diagram?

Q2: Develop a Use Case diagram, and a Use Case description for using ATM to withdraw cash.

subject: Data management

Min: 100 words each

Answer 1

Q1) The differences between use case diagram and activity diagram are the following:

Use Case Diagram	Activity Diagram
(i) It can be defined as a model which is used to show the interaction between the user and the system.	(i) It can be defined as a model used to represent the action sequences in the system.
(ii) It provides the interaction model of the system.	(ii) It provides the workflow of the system.
(iii) It does not involves decision making.	(iii) It involves decision making.
(iv) It does not provide the transition of states.	(iv) It provides the transition of states.
(v) It involves actors and situations.	(v) It does not involve actors and situations.

[103 words]

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