What does it mean to be immutable?
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What is assembly used for?
What is the difference between variable declaration and variable initialization?
What is the Vector class?
Is it possible to compare various strings with the help of == operator? What are the risks involved?
Explain about wait() method?
What is Classloader in Java?
This is my code i have a doubt class ab implements a,b { public void add() { System.out.println("Hi") } } interface a { public void add(); } interface b { public void add(); } in this code i have two interface implemented in the class has same method.just i want to know which method of interface implemented in the class. interface a or interface b? confused me .
does core java and j2se both are same?
Give differences between Quicksort & Mergesort. When should these sorts be used and what is their running time?
Define jre i.e. Java runtime environment?
What is the default modifier in Interface?
Is java an open source?