What does indexof mean?
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What is getclass () getname () in java?
What are recursive functions?
What is the final blank variable?
What is default switch case? Give example.
What is a stringbuilder?
Can we declare an array without size in java?
What is difference between checked and unchecked exception in java?
What is pass by value?
What do you understand by final value?
What is thread safe singleton?
Name few java util classes introduced with java 8 ?
What is tcp and udp?