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Draw the context data flow diagram

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Reference no: EM13963650

1- Look at the ThudTruckers file, and based on that description, draw the Context Data Flow Diagram. Include all external agents and say what their interaction is.

2- Look at the ThudTruckers file, and based on that description, draw me a DFD for the process "Select a truck for the customer and notify the owner". Include the agents, processes, and data stores that directly interact with this process.

3- Look at the ThudTruckers file, and based on that description, draw a 3NF ERD on a separate piece of paper.

4- Shown below is a proposed table structure for a different part of the ThudTruckers information system. Is this table in second normal form? If it is, what makes you think so? If it is not, list a table layout that will make it 2NF. (you don't have to include any of the data, just column names and key fields)

Emp_ID (PK) Name Dept Salary Date of Hire
987 Mustrum Ridcully Sales $32,000 14 Oct 1995
598 Esmeralda Weatherwax Sales $36,000 14 Jul 1988
248 Aetemesia Scud Sales $33,000 20 Feb 200

Attachment:- ThudTruckers Inc.rar

Reference no: EM13963650

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