Database management system class 10 questions and answers pdf

  • What is query in DBMS Class 10?

    A query is a command of DBMS system that retrieves data from the database table.
    OO Base provides three ways to perform a query: Query using wizard.
    Query in deisgn view..

  • A database management system (DBMS) is a software system that allows access. to data contained in a database.
    The objective of the DBMS is to provide a convenient. and effective method of defining, storing and retrieving the information contained in the. database.
  • Answer: A "database management system (DBMS)" is a software application used to define, manipulate, retrieve and manage data information in a database.
    While adding a field to a table in the database, fields are created as a specific data type.
    Data types are classified to identify possible values stored in the column.

What are the components of a database?

Database is made up of all the following components except Answer: (d) Database is made up of tables, queries and forms

Q6

Data is stored in RDBMS in the form of Answer: (a) Relational Database Management System stores data in the form of relation

As we know, relations are known as table

What is a database management system?

Answer – A database is an organized collection of data

Databases can store, retrieve and manage large amounts of data

The database stores the information in the form of a table

2

What is the purpose of a Database Management System? Answer – A database management system (DBMS) is a software package which manages and maintains data in a database

What is a relational database management system (RDBMS)?

A relational database management system (RDBMS) is a database management system that is based on the relational model

In the relational model of a database, all data is represented in terms of tuples (rows), grouped into relations (tables)

A database organized in terms the relational model is a relational database


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