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DATA MODELLING QUESTIONS Answer ALL questions from this part. Question 1 and Question 2 are based on the following ER model,

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Answer #1

Complete and Error Free ER Diagram is below :

Please Note that in below diagram,  "PK" stands for Primary key , and "FK" stands for "Foreign Key".

COMPLAINT IPK complaint ID Complaint Description |FK| Application ID per ADVERTISEMENT PK Advertisement Id | Advertisement Da

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