How many interfaces can a subinterface extend

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Reference no: EM132095798

Please help me to answer this questions. Java language.

1. What keyword do I use to have a derived class call methods of its base class?

2. What 2 main techniques can be used to build a project in maven?\

3. Give an example of a list (or other collection) that exhibits polymorphism?

4. What type of data may be declared and initialized in an interface?

5. Under what condition is it permissible for a subclass to not implement a method from an abstract superclass?

6. How many Interfaces can be implemented by a single class?

7. How many interfaces can a subinterface extend?

8. What two techniques can be used to change the appearance of a JavaFx UI?

9. Test Classes and methods build up into what larger testing structure?

Reference no: EM132095798

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