21CS53 Dayananda Sagar University • Computer Science & Engineering (Semester 5)

Database Management Systems

💡 DSU Exam Strategy & Guidance

ER Modeling, Relational Algebra, SQL joins/subqueries, Normalization (1NF, 2NF, 3NF, BCNF), and ACID transactions (Serializability, 2PL lock protocol).

High-Yield Passing Strategy: Solve functional dependency closure sets and normal form decomposition problems.

Most Repeated Question Topics:

BCNF & 3NF Lossless Join DecompositionConflict Serializability & Precedence GraphsTwo-Phase Locking (2PL) ProtocolComplex SQL Queries with Group By & HavingB+ Tree Insertions and Deletions

📄 Previous Year Question Papers (3)

END_SEM • 2024

End Semester Exam 2024

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MID1 • 2024

CIA-1 Midterm 2024

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END_SEM • 2023

End Semester Exam 2023

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