Why do we need hashmap in java?
What are the types of methods in java?
What is module in project?
What is extension method in java?
Functionality of JVM?
Explain an intermediate language?
Explain restrictions on using enum?
In java, what is the difference between method overloading and method overriding?
How do you do a line break in java?
What is the purpose of an interface?
What is difference between printf and scanf?
What is a ?
what is encapsulation in java? Explain