Java How to Program, Early Objects, 11th Edition

Answers to Self-Review Exercises

1. 20.1

   1. False. Generic and nongeneric methods can have the same method name. A generic method can overload another generic method with the same method name but different method parameters. A generic method also can be overloaded by providing nongeneric methods with the same method name and number of arguments.

   2. False. All generic method declarations that use named type parameters (as opposed to wildcards) have a type-parameter section that immediately precedes the method’s return type.

   3. True.

   4. True.

   5. False. Type-parameter names among different generic methods need not be unique.

   6. True.

2. 20.2

   1. Generic methods, generic classes.

   2. angle brackets (< and >).

   3. type parameters.

   4. type-parameter section. e) ? extends ...