How do you use equal in java?
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Can we extend immutable class?
What is final keyword in java?
When you say String is immutable, what do you mean by that? Say I have String s = "Ness" s= s+"Technologies"; What will happen? If the value gets appended, then what is the meaning of immutable here?
where is .equals() method and how is it different from == operation <giving some confusing implementation> Is hashing related to these?
What is the purpose of void?
What is return keyword in java?
How many inner classes can a class have?
Mention a package that is used for linked list class in java.
Can java arraylist hold different types?
What does sizeof return?
why Java does not support multiple inheritances?
What is the use of static keyword in "public static void main()"
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