What is hashtable and explain features of hashtable?
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Explain what do you mean by functional overloading in java?
How many wrapper classes are there in java?
If all the methods in abstract class are declared as abstract then what is difference between abstract class and in interface?
Where local and global variables are stored?
What is the requirement of thread in java?
How many bits is a boolean?
What is high level language in computer?
When do you create an index?
Explain the private field modifier?
What is the difference between jvm and jre? What is an interface?
Can we declare a static variable inside a method?
Is there any case when finally will not be executed?