IGNOU MCS 207 2026 - Decompose the above relation into 2NF and 3NF, explaining ea

Question

Decompose the above relation into 2NF and 3NF, explaining each step clearly.

14 Feb 2026

Answer :

Word Count : 268

In Database Management Systems, normalization is a systematic process used to reduce redundancy and eliminate undesirable characteristics like insertion, deletion, and update anomalies. To decompose a relation into Second Normal Form (2NF) and Third Normal Form (3NF), we begin by examining functional dependencies and identifying candidate keys. First, to achieve First Normal Form (1NF), the relation must contain only atomic values and no repeating groups. Once 1NF is ensured, we proceed to 2NF. A relation is in 2NF if it

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