Explain list interface?
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How concurrent hashmap works?
What are the types of collections in java?
What is the use of :: in java?
what is a green thread? : Java thread
why java main method is given as static method?
What is the purpose of the file class in java programming?
Which all r Final classes in java except string?
What is the return type of readLine() when end of a file is reached?
What is the need to implement Serializable interface (with no methods) for objects which are to be serialized ? We can write our own functionality which writes objects to streams then why we need to implement and tell JVM that which objects can be serialized.
What is dynamic dispatch in java?
What is the hashcode () and equals () used for?
Explain java coding standards for classes or java coding conventions for classes?