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Assignment No. 04
Total Marks: 20
Due Date: 29/06/2010
To learn and understand basic concepts of different levels of Data Flow Diagrams (DFD’s).
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Q1. In which normal form the following STUDENT relation is if only A,B can act as the key. Marks 10
STUDENT(A, B, C, D, E, F, G, H) Where A, B, C and so on are the attributes of the relation STUDENT.
A, B -> C, D, E
C -> F
D -> G
E -> H
Note: Also mention why the relation is in that normal form.
Q2. Examine the table shown below which is already in Second Normal Form (2NF). Marks 10
You are required to normalize this relation into Third Normal Form (3NF).
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