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A set of assignment questions related to database management systems (dbms). The questions cover a wide range of topics, including the need for relational database management systems (rdbms), data definition language (ddl) and data manipulation language (dml) commands, aggregate functions, entity-relationship (er) diagrams, acid properties of transactions, and the differences between relational algebra and relational calculus. These questions are designed to assess the understanding of fundamental dbms concepts and their practical applications. The document could be useful for university students studying database management systems as part of their computer science or information technology curriculum, providing them with a comprehensive set of questions to test their knowledge and prepare for exams or assignments.
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Q.1. Why there is need for RDBMS? Q.2. Explain different types of DDL and DML commands. Q.3. Write a short note on aggregate functions. Q.4. Draw ER diagram for Hospital Management System. Q.5. Explain ACID properties of transaction. Q.6. What is the difference between relational algebra and relational calculus?
