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Info Management - Week 1

Authored by Ryan Paul Obligar

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Info Management - Week 1
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15 questions

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1.

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1 min • 1 pt

It is also called Data Description Language and is used to describe data structures, create and modify data.

2.

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1 min • 1 pt

______ commands include Revoke and Grant used to retrieve previously stored and saved data. The syntax of DCL commands is similar to programming languages.

3.

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1 min • 1 pt

______ commands include Select, Insert, Update, Delete, Merge and Call.

These are used to access and manipulate data in the Database

4.

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1 min • 1 pt

______ is used to handle all the transactions within Database Systems.

Commands include Commit, Rollback and SavePoint.

5.

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1 min • 1 pt

unifies data definition, data manipulation, and querying in a single language. It was one of the earliest commercial languages for the relational paradigm, albeit it differs in some ways from Codd’s description

6.

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1 min • 1 pt

Is one of the most extensive and complicated ones. It allows developers and programmers to normalize data and organize information as rationally independent tables.

7.

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1 min • 1 pt

Can store and manage unstructured and semistructured data (unlike a relational database, which specifies how all data added into the database must be structured)

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