Describe the diagrams which should be known by the Business Analyst (BA).

1. Describe the diagrams which should be known by the Business Analyst (BA).

The Business Analyst (BA) is expected to be conversant with the following diagrams:

i)                    Use case Diagram: this is the diagram which gives the details concerning the given business environment, this entails the series of action usually performed by given actors such as analyzing the procurement portfolio, giving out an order to a certain supplier, acknowledging the reception of the goods, processing them as appropriate, doing the relevant marketing, handing the goods to the hands of a customer at a profit, receiving payments, either by cheque or cash, printing a receipt, and entering the transactions into relevant accounts, making payrolls, preparing final accounts including the balance sheets as well as the profits and loss accounts.

ii)                  Activity Diagram: this is the diagram which is usually employed in early analysis stages to describe the involved components.

iii)                Sequence diagram: This is the type of diagram used to tell the way particular objects interact with other objects in a manner arranged in both time and sequences. This is usually very useful for system developers as well as the system testers as it enhances the level at which a given system can be understood.

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