Why do we use exist methods in Xquery?

A) To search inside xml data types

B) To examine the XML and return back a scalar value

C) To determine if the XML data contains a certain node

D) To Shred the XML nodes of the XML data into relational columns

Correct Answer : To determine if the XML data contains a certain node

Explanation : exist() method is used to determine whether a query returns a nonempty result or not.

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