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UNIT I Introduction
Topic 1.1: Introduction to DBMS
Topic 1.2: Purpose of DBMS
Topic 1.3: Views of data and Data models
Topic 1.4: Three— schema architecture of DBMS
Topic 1.5: Components of DBMS
Topic 1.6: Entity –Relationship Model
Topic 1.7: Conceptual data modeling
Topic 1.8: Entities, Entity types, Attributes
Topic 1.9: Relationships, Relationship types
Topic 1.10: Entity Relationship diagram notations
Assignment 1: Construct the Entity Relationship Diagram
Quiz 1: Database Management Systems (DBMS Basics & ER Model)
00:10:00
UNIT II RELATIONAL MODEL
Puzzle
A puzzle is a problem or game designed to test a person’s knowledge, logic, reasoning, or creativity. It involves finding a solution by applying critical thinking, pattern recognition, and problem-solving skills. Puzzles can take various forms such as logical puzzles, mathematical puzzles, word puzzles, or visual challenges. They are widely used for entertainment as well as educational purposes, helping to improve cognitive abilities, concentration, and analytical thinking. Solving puzzles encourages patience and persistence, as many require step-by-step reasoning and trial-and-error approaches. Overall, puzzles play an important role in enhancing mental agility and developing problem-solving skills in an engaging and interactive way.
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Unit I : Introduction
Topic 1 : Introduction to DBMS
23CST201 DATABASE MANAGEMENT SYSTEMS

UNIT I: INTRODUCTION

  • This unit provides a foundational understanding of database systems and their significance in modern data management.
  • It introduces the purpose and advantages of database systems over traditional file systems, along with different views of data and various data models.
  • The unit also covers the architecture of Database Management Systems (DBMS), including the three-schema architecture and key components.
  • Further, it explores conceptual data modeling using the Entity Relationship (ER) model, focusing on entities, attributes, relationships, and their types.
  • Students will also learn ER diagram notations and develop the ability to represent real-world scenarios through practical examples.
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