Dbms Important Questions Download Free Pdf Relational Database This document contains a question bank with short and long answer questions related to database management systems. some of the topics covered in the questions include defining key terms like databases, dbms, data models, relations, attributes, keys, normalization, and transaction processing. What is domain integrity? give example. define select operation in relational algebra? discuss about trigger? union operation in relational algebra? what is the use of group by clause? list the aggregate functions supported by sql? discuss the basic form of sql query?.
Dbms Questions Pdf Long answer questions s at are the various levels of data abstraction i n a data as ex 4. explain the concept of participation constraints. The structure of a database system, described in a formal language supported by the database management system (dbms), in a relational database, the schema defines the tables, the fields in each table, and the relationships between fields and tables. 1.a) what is dbms? explain the advantages of dbms ? b)explain the integrity constraints? 2. a)discuss various types of commands in sql with syntax and examples? b) b)what is data model? explain the relational model. 3.a)explain the database system structure with a neat diagram? b) explain the three levels of data abstraction? 4. Database management system question bank unit i 1. explain database, dbms, and metadata. 2. explain different types of databases. 3. what are the advantages of dbms? 4. explain db system environment.
Dbms Question Bank Pdf Pdf Relational Database Databases 1.a) what is dbms? explain the advantages of dbms ? b)explain the integrity constraints? 2. a)discuss various types of commands in sql with syntax and examples? b) b)what is data model? explain the relational model. 3.a)explain the database system structure with a neat diagram? b) explain the three levels of data abstraction? 4. Database management system question bank unit i 1. explain database, dbms, and metadata. 2. explain different types of databases. 3. what are the advantages of dbms? 4. explain db system environment. Database management system ncert cbse textbook questions a. fill in the blanks 1. a database is an organized collection of data. 2. a dbms is a software package that can be used for creating and managing databases. Candidate keys of r? consider the following relational schemes for a library database: book (title, author, catalog no, publisher, year, price) collection (title, author, catalog no) the following are functional dependencies: 2 a. title author > catalog no b. catalog no > title author publisher year apply 5 c. publisher title year > price. • to learn the fundamentals of data models, relational algebra and sql. • to represent a database system using er diagrams and to learn normalization techniques. • to understand the fundamental concepts of transaction, concurrency and recovery processing. 109. what is database recovery? why backups are impor ant? 110. explain shad w paging reco is d tabase? what is dbms? its functions and le p ocessing system? advantages of dbms over file lev ls of data abstraction? al o explain the r e? w at is a view? how it is related to data ind pend 115. explain sql and all the database languages.
Comments are closed.