What is substring of a string?
What is purpose of keyword void?
Why method overriding is used?
What are the different types of garbage collectors in java?
explain System.out.println
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What is hashtable and explain features of hashtable?
What is an empty string in css?
Why is singleton class used?
What do you mean by byte code?
Is there any need to import java.lang package?
Can we create an object of static class in java?
Can we add two byte variables and assign the result to a byte variable ? b=b1+b2 where b,b1,b2 are byte types
what is difference between class and object?
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