Class-11th IP Ch-7 Database Management

What is the full from of SQL?

• Structured Query language

• Structured Query list

• Simple Query language

• None of these

A relational database consist of a collection of -

• table

• fields

• records

• keys

A collection of related data -

• information

• valuable information

• database

• metadata

A character of an entity -

• relation

• attribute

• parameter

• constraint

The restrictions placed on the data -

• relation

• attribute

• parameter

• constraint

SELECT* from employee- what types of statement is this?

• DML

• DDL

• view

• integrity constraint

In a relational schema, each tuple is divided into filed called -

• relation

• domains

• Queries

• All of the above

In a ER model, --------------- is described in the database by storing its data.

• Entity

• attribute

• relationship

• notation

Key to represent relationship between tables is called -

• primary key

• secondary key

• foreign key

• None of the above

------------- is collection of related data.

• information

• valuable information

• Database

• metadata