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JAVA CERTIFICATION QUESTION: Enums and implementing interfaces in Java

January 17, 2022

Even though an enum cannot use or be the target of an extends clause,

it is possible—in specific and limited situations—to have an enum that is a subclass of another enum.

Given an interface and two enums:

 

Which is true? Choose one.

A. Both enum types fail to compile.

B. The Emotion enum fails to compile.

C. The output is the following:

Good mood, laughing ;-) ;-|

D. The output is the following:

Good mood, laughing GOOD LAUGHING

 

 

 

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