Which Item Below Would Be an Example of Data Triangulation

question 23

Multiple Choice

Which item below would be an example of data triangulation?

• A) The speaker used an anecdote from a single source in her presentation.
• B) The presenter discussed a survey he conducted in his class.
• C) The speaker used information from one source to verify information he found in another source.
• D) The speaker reported a rumor he heard from dozens of students.

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Definitions:

Outer Join

A type of SQL join that returns all rows from one or both of the participating tables where the join condition is met, including those with no counterpart in the other table.

Default Join

The implicit join that occurs between tables in a database query when no specific join type is specified.

Indexed

A database feature that improves the speed of data retrieval operations by creating a data structure that allows for fast searches of a particular column or columns.

Sort

The operation of arranging data in a specific order, usually ascending or descending.