The Fact That Class Graphics Is Abstract Contributes to Java's

question 17

Multiple Choice

The fact that class Graphics is abstract contributes to Java's portability because ________.

• A) drawing is performed differently on every platform that supports Java. A subclass of Graphics must be created that uses the drawing capabilities of the current platform.
• B) objects of non-abstract classes can only be instantiated on the Windows platform.
• C) drawing should not be performed on non-Linux platforms.
• D) Class Graphics is not abstract.

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Definitions:

Malonic Ester Synthesis

A carbon-carbon bond-forming reaction that uses malonic esters to synthesize carboxylic acids with various substituents.

Dieckmann Cyclization

A chemical reaction where a diester reacts with itself in the presence of a strong base to form a β-keto ester, effectively forming a ring structure as part of the process.

Cyclohexene

A volatile and flammable hydrocarbon with a cyclic structure, containing a single double bond, used as an intermediate in the synthesis of other compounds.

Crossed Claisen Condensation

A reaction involving the condensation of two different esters or an ester and a carbonyl compound under basic conditions to form a β-keto ester.