Q: Which language combines data definition, data manipulation, and query capabilities in a single language and is widely used for relational databases?
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A
OQL
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B
XQuery
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C
SQL
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D
DML
C
Answer:
C
Explanation:
Structured Query Language (SQL) combines the roles of data definition, data manipulation, and query capabilities in a single language.
It is widely used for managing and interacting with relational databases.
SQL allows users to define database structures, perform data manipulations, and retrieve information from the database using queries.
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