The Abstract Representation of the Contents of a Database Is

question 41

Multiple Choice

The abstract representation of the contents of a database is called the

• A) logical data model.
• B) data dictionary.
• C) physical view.
• D) schema.

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Definitions:

Butane

A saturated hydrocarbon with the formula C4H10, consisting of four carbon atoms linked in a straight chain or branched.

C3-C4 Bond

In organic chemistry, the covalent bond between the third and fourth carbon atoms in a carbon chain.

Newman Projection

A method of visualizing molecules in chemistry that shows the conformation of a chemical bond from the perspective of looking down the axis of the bond.

Hexane

A saturated hydrocarbon with six carbon atoms and a molecular formula of C6H14.