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Question

Which two files are used during operation of the _________________.

A
Query language and utilities
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B
Data Manipulation language and query language
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C
Data dictionary and transaction log
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D
Data dictionary and query language
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Solution

The correct option is B Data Manipulation language and query language

Data Manipulation language and query language are used dazing operation of the RDBMS.

A data manipulation language (DML) is a computer programming language used for adding (inserting), deleting, and modifying (updating) data in a database.

A data manipulation language is that of structured query language (SQL), which is used to retrieve and manipulate data in a relational database.

Data query language:- To retrieve, insert, delete and modify data in the Point Base RDBMS, use the data manipulation language (DML) and data query language (DQL). DML and DQL allows an application to do the following: SELECT: retrieve rows of data.

Query language:- a computer programming language used to retrieve information from a database.


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