Interfaces And Abstract Classes - Study Mode
[#121] Runnable is a _____ .
Correct Answer
(C) interface
[#122] What is the return type of Math.random() method?
Correct Answer
(B) Double
[#123] Which of these is an correct way of defining generic class?
Correct Answer
(B) class name { /* ... */ }
[#124] Which of the following is the correct way of implementing an interface A by class B?
Correct Answer
(B) class B implements A{}
[#125] Where is String Pool stored?
Correct Answer
(B) Java Heap