COMPUTER APPLICATIONS
DATABASE MANAGEMENT SYSTEMS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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DML
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Query
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Relational schema
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DDL
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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: -1. 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-3: -4-The DBMS (Database Management System) is a type of system software that can be used to do a variety of tasks, including building tables and databases, storing data, and administering databases. It also allows you to make changes to the data in the database.
Detailed explanation-4: -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.