Which Statement About Views Is Correct

question 8

Multiple Choice

Which statement about views is correct?

• A) A view can join two or more tables and/or involve statistics.
• B) A view is a temporary table the DBMS creates in response to a query.
• C) A query of a view is executed in the form in which the user enters it.
• D) The column names in a view must match those in the base table(s).

---

Definitions:

Fragmentations

The breaking of chemical bonds within molecules to produce smaller, often radical or ionic, fragments, typically occurring in mass spectrometric analysis or chemical reactions.

MS

Mass spectrometry, an analytical technique used for measuring the mass-to-charge ratio of ions to identify and quantify molecules in a sample.

NMR

Nuclear Magnetic Resonance, a spectroscopic technique that exploits the magnetic properties of certain atomic nuclei to provide information about the structure, dynamics, reaction state, and chemical environment of molecules.

Unknown Compound

A substance whose chemical identity is not yet determined or disclosed, often a focus in analytical and synthetic chemistry research.