Explain what pure virtual function is?
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What is unicode with example?
What is difference between hashset and hashmap in java?
When finalize method is called?
Which Java operator is right associative?
Why do we need data serialization?
Can we able to pass objects as an arguments in java?
What do you mean by data type?
What is difference between throw and throws ?
Convert a BST into a DLL and DLL to BST in place.
What are the principle concepts of oops?
What is object in java?
Explain runtime exceptions?