When a query is based on elements in which there is no predefined set of unique values, you can construct a list of unique values using the XPath 2.0 _____ function.
A) distinct-values()
B) unique-values()
C) defined-values()
D) list-values()

Question

When a query is based on elements in which there is no predefined set of unique values, you can construct a list of unique values using the XPath 2.0 _____ function.
A) distinct-values()
B) unique-values()
C) defined-values()
D) list-values()

Quizplus · Accepted Answer

The distinct-values() function is used in XPath to create a list of unique values based on elements that do not have a predefined set of unique values. It eliminates duplicates and returns only distinct values. Therefore, option A is the best choice. The other options (B, C, D) are not valid XPath 2.0 functions.

When a Query Is Based on Elements in Which There