What does it mean that strings are immutable?
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1).Is Object class abstract or not? 2).Is main method(public static void main(String args[])low priority thread or high priority thread?
What does this() represent, and how is it used in Java?
Why ArrayList class is not a synchronized class and why it is not a thread safe class? explain
how come we know the object is no more used in the class?
Can a static class have a constructor java?
What will happen if we declare don’t declare the main as static?
What is the difference between yielding and sleeping?
Differentiate between array list and vector in java.
What are the two types of exceptions in java? Which are the differences between them?
1.) if we use "private" in place of "public" in public static void main()... 2.) if we use "int" in place of "void".... 3.) can we ommit "static" keyword from that statement.... 4.) also can we give the command line arguments type as int type or float,etc.(.i.e (string args[]))
What is the flag in java?
JVM is platform independent or depeneded?