Assignment Question:

Draw a context diagram that represents a Supply Ordering System (SOS). This system is to be used by EraTech company to supply computers to their clients whenever order has been finalised. Decompose this to a level-0 diagram. Document the process description into Structured English and Decision Treebased on the discount policy given below.

 

Discount policy:

Using the SOS, EraTech sends out invoices monthly and will give discounts if payments are made within 10 days. The discount policy is as follows: If the amount of the order for computer supplies is greater than $1,000, subtract 4 percent for the order; if the amount is between $500 and $1,000, subtract a 2 percent discount; if the amount is less than $500, a discount is not applicable. All orders made via the Web will automatically receive an extra 5 percent discount.

 

ASSIGNMENT RUBRICS

 

Criteria

 

Draw a context diagram

Three or more correct external entityindrawing context diagram with detailed assumptions for system scope and terms

Draw level 0

Diagram

 

Three or more correct external entity, process,and data store indrawing level 0 diagram with detailed assumptions forsystem scope and terms

Write Structured English

Four or more correct IF/ELSE statementswith detailed conditions and assumptions

Draw Decision Tree

 

Four or more correct logical structureswith detailed conditions and assumptions

    • 10 years ago
    Supply Ordering System A+ Tutorial use as Guide
    NOT RATED

    Purchase the answer to view it

    blurred-text
    • attachment
      supply_ordering_system.docx