This document contains 6 questions about database management systems (DBMS). It asks about the definition and characteristics of a DBMS, examples of entity relationship (ER) diagrams and their concepts, the meanings of logical and physical data independence, how the architecture of a DBMS can affect database design, and the differences between generalization and specialization with an example. It also asks for an overview of database languages.

1. Assignment 1
KCS 501 ( DBMS)
Q1. What is DBMS? Explain the various characteristics of DBMS.
Q2. Explain ER diagram examples and concepts related to ER Diagram.
Q3. In order to understand the concept of data independence in DBMS elaborates the meaning of
logical data independence and physical data independence?
Q4. Justify this statemnet that “DBMS Architecture is an important factor that affects design of
database”. What are various levels of DBMS Architecture.
Q5. Explain difference between generalization and specialization with an example.
Q6.What is database language? Give an overview.