What Statement Will Return the Value of a Given Key

question 67

Multiple Choice

What statement will return the value of a given key from the configuration file? Assume props is of type Properties.

• A) String driver = props.getProperty("database.properties");
• B) Connection conn = SimpleDataSource.getProperty("database.properties");
• C) String driver = props.getProperty("jdbc.driver");
• D) Properties props = SampleDataSource.init("jdbc.driver");

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Definitions:

Hydrogenation

The chemical process of adding hydrogen to an organic compound, often to reduce double or triple bonds to single bonds.

Molecular Formula

A representation of the number and type of atoms in a molecule, without indicating how the atoms are bonded or arranged.

Natural Product

A chemical compound or substance produced by a living organism, found in nature.

IUPAC Name

The systematic name for a chemical substance as designated by the International Union of Pure and Applied Chemistry (IUPAC) guidelines.