Category: Databases MCQs

Which two files are used during operation of the DBMS

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Query languages and utilities

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A _____ is a set of column that identifies every row in a table.

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composite key

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The relational model is based on the concept that data is organized and stored in two-dimensional tables called

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Keys

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Contains information that defines valid values that are stored in a column or data type.

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Default

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Specifies a search condition for a group or an aggregate.

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WHERE Clause

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Is a special type of integrity constraint that relates two relations & maintains consistency across the relations.

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Domain Constraints

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An outstanding functionality of SQL is its support for automatic ______ to the target data.

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notification

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Which of the following is not comparison operator?

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answer is =<[/answer]<<>[/wrong]>=

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The ………………… is essentially used to search for patterns in target string.

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The ………………… is essentially used to search for patterns in target string.
Like Predicate
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Null Predicate
In Predicate
Out Predicate

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…………… joins are SQL server default

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…………… joins are SQL server default
Inner
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Outer
Equi
None of the Option is Correct

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