What is java abstraction with example?
Explain the difference between treeset and treemap in java?
Which is the class in java?
Explain the difference between an object-oriented programming language and object-based programming language?
Can a final variable be initialized in constructor?
Is 0 an irrational number?
Is treeset sorted in java?
What is functional interface in java example?
How can we create a synchronized collection from given collection?
What is a return in java?
Explain break statement and continue statement?
What is a package in java? List down various advantages of packages.
How does serialization work