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Java, A Beginner’s Guide, 5th Edition by Herbert Schildt

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Image Chapter 12 Self Test

1. Enumeration constants are said to be self-typed. What does this mean?

2. What class do all enumerations automatically inherit?

3. Given the following enumeration, write a program that uses values( ) to show a list of the constants and their ordinal values.

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4. The traffic light simulation developed in Try This 12-1 can be improved with a few simple changes that take advantage of an enumeration’s class features. In the version shown, the duration of each color was controlled by the TrafficLightSimulator class by hard-coding ...

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