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Download Analysis Within the Systems Development Life-Cycle. Book 3: by Rosemary Rock-Evans PDF

By Rosemary Rock-Evans

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Extra info for Analysis Within the Systems Development Life-Cycle. Book 3: Activity Analysis–the Deliverables

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This may seem a complex definition, but the full importance will become more apparent when the deliverables are discussed in detail. In fact, during most analysis, they can be described using simple names. For example: • Cancelled order • Placed order • Marrried person • Single person • Validated invoice • Sent invoice (or despatched). 1 Purpose The importance of this concept is in controlling the 'sequence' of activities. If the database keeps a record of the entity states, it is easier to know whether an activity can proceed or not.

They have been included because many questions begin Ts is alright to ... '. The reassurance that this is a normal approach can help greatly, so that is the justification for their inclusion.

Without these two external activities we had data without any obvious means of creation, but now we also have external activities receiving data, as follows: • The activity of receipt monitoring uses receipts • The activity of accounting uses deposits • The activity of accounting uses payments. This also makes more sense—there is no longer data of which no use is apparently made. The scope of the system is also clearly defined—it does not include the issuing of invoices, monitoring of receipts, accounting or bank account management.

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