Category solved model papers

2. With a neat state transition diagram, explain the states involved in transaction execution. Answer:

1.List and explain ACID Properties Answer:

DBMS – 21CS53 Important Questions With Answers Module 2 and 4 will be updated soon, Share with your friends which motivates us to work faster Module -1 1] Explain three…

What is SQLJ? How it is different from JDBC. Write a short note on Drivers in JDBC Answer:- SQLJ is a technology that embeds SQL queries in Java programs. It…

Explain correlated nested queries with examples Answer:- Some queries require fetching existing values from the database and then using them in a comparison condition. Such queries can be formulated using…

Explain Assertions in DBMS Answer:- Assertions are used to specify additional types of constraints beyond the built-in relational model constraints. In SQL, users can declare these constraints using the CREATE…

Retrieval queries in SQL are used to fetch data from one or more tables in a database. They are typically constructed using the SELECT statement, which allows you to specify…

illustrate insert, delete, alter, drop and update statements in SQL with examples Answer: SQL statements for INSERT, DELETE, ALTER, DROP, and UPDATE operations: Example (Drop a column):

How are triggers defined in SQL? Explain with examples Answer:- A trigger is a procedure that automatically runs when a specific event occurs in the DBMS. It’s useful for specifying…

How to create views in SQL? Explain with an example. Answer:- In SQL, the command to create a view is CREATE VIEW. Views are given a virtual table name, a…