Explain the available thread states in a high-level?
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i would like to attend for an interview of datalab technologies company i want to know the pattern of imnterview.
What is hasnext in java?
What primitive Java types? Howmany are they and what are their names?
C and C++ has constructors and distructors, why does Java does not have distructors?
What are the legal operands of the instanceof operator?
What is meant by singleton class?
what is the use of pojo (plain old java objects)? how it is interact with crystal reports? pls urgent
Is space a string in java?
What is keyword and identifier?
I Have a class abstract with one abstract method, so that method should override in the subclass, but i dont want to override, if i am not override what will happen? If compilation will occur then i dont want to give compilation error, then what we need to do??? See the sample program. public abstract class AbstractExample { public abstract void sampleMethod(); } public class AbstractExampleImple extends AbstractExample { }
What does file separator do in java?
What is the public field modifier?