DBMS Fundamentals

Unit 1 Study Material

Download detailed notes, important questions and PYQ analysis for IT405 Database Management System Unit 1.

Organized collection of data stored for easy access and management.

Manages database security, backup, recovery and performance.

Represents entities, attributes and relationships graphically.

📘

Complete notes on DBMS fundamentals, file system vs DBMS, database architecture, data models, schemas, DBA, entities, attributes and ER diagrams.

⭐

Important RGPV questions on DBMS concepts, database architecture, data independence, DBA functions, entities, attributes and ER diagrams.

📄

Previous year questions and repeated topics from Database Management System Unit 1 for fast exam revision.

Introduction to DBMS

File System vs DBMS

Advantages of Database Systems

Database System Architecture

Data Models

Schemas and Instances

Data Independence

Logical Data Independence

Physical Data Independence

Functions of DBA

Database Designer

Entities

Attributes

Entity Types

Key Attributes

Relationships

Types of Relationships

One-to-One Relationship

One-to-Many Relationship

Many-to-Many Relationship

E-R Model

E-R Diagram

Components of ER Diagram

Database Users