FUNDAMENTALS OF COMPUTER

DATABASE FUNDAMENTALS

WHAT IS DATABASE MANAGEMENT

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

Which of the following is generally used for performing tasks like creating the structure of the relations, deleting relation?

A	DML
B	Query
C	Relational schema
D	DDL

Explanation:

Detailed explanation-1: -Which of the following is generally used for performing tasks like creating the structure of the relations, deleting relation? Explanation: The term “DDL” stands for Data Definition Language, used to perform all other essential tasks such as deleting relation and related schemas in defining the structure relation.

Detailed explanation-2: -In Data Manipulation Language (DML), commands are used to modify data in a database. DML statements control access to the database data.

Detailed explanation-3: -manipulation and processing of database.

Detailed explanation-4: -Which one of the following is used to define the structure of the relation, deleting relations and relating schemas? Explanation: Data Definition language is the language which performs all the operation in defining structure of relation.

Detailed explanation-5: -24. Which of the following command is correct to delete the values in the relation teaches? Explanation: To delete the entries from the table Delete from table command should be used.

There is 1 question to complete.