BCS403 | DATABASE MANAGEMENT SYSTEM

Module 1

Introduction to Databases: Introduction, Characteristics of database approach, Advantages of using the DBMS approach, History of database applications. Overview of Database Languages and Architectures: Data Models, Schemas, and Instances. Three schema architecture and data independence, database languages, and interfaces, The Database System environment. Conceptual Data Modelling using Entities and Relationships: Entity types, Entity sets and structural constraints, Weak entity types, ER diagrams,Specialization and Generalization

Module 2
Relational Model: Relational Model Concepts, Relational Model Constraints and relational database schemas, Update operations, transactions, and dealing with constraint violations. Relational Algebra: Unary and Binary relational operations, additional relational operations (aggregate, grouping, etc.) Examples of Queries in relational algebra. Mapping Conceptual Design into a Logical Design: Relational Database Design using ER-to-Relational mapping
Module 3
Normalization: Database Design Theory – Introduction to Normalization using Functional and Multivalued
Dependencies: Informal design guidelines for relation schema, Functional Dependencies, Normal Forms based
on Primary Keys, Second and Third Normal Forms, Boyce-Codd Normal Form, Multivalued Dependency and
Fourth Normal Form, Join Dependencies and Fifth Normal Form.
SQL: SQL data definition and data types, Schema change statements in SQL, specifying constraints in SQL,
retrieval queries in SQL, INSERT, DELETE, and UPDATE statements in SQL, Additional features of SQL
Module 4
SQL: Advanced Queries: More complex SQL retrieval queries, Specifying constraints as assertions and action triggers, Views in SQL. Transaction Processing: Introduction to Transaction Processing, Transaction and System concepts, Desirable properties of Transactions, Characterizing schedules based on recoverability, Characterizing schedules based on Serializability, Transaction support in SQL.
Module 5
Concurrency Control in Databases: Two-phase locking techniques for Concurrency control, Concurrency control based on Timestamp ordering, Multiversion Concurrency control techniques, Validation Concurrency control techniques, Granularity of Data items and Multiple Granularity Locking. NOSQL Databases and Big Data Storage Systems: Introduction to NOSQL Systems, The CAP Theorem, Document-Based NOSQL Systems and MongoDB, NOSQL Key-Value Stores, Column-Based or Wide Column NOSQL Systems, NOSQL Graph Databases and Neo4j

BCS403 | Model Question Paper with Solution

MQP Solution
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BCS403 | Passing Package
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Passing Package
A smart package made for VTU students! Selected important questions prepared to cover exactly what matters in VTU exams. Clear, simple, and quick to revise – perfect for last‑minute preparation and aiming for better marks with confidence.