What is the use of keywords in java?
What is difference between string and stringbuffer?
Is there any case when finally will not be executed?
Why do we need singleton?
Why lambda expression is used in java?
Which is faster call by value or call by reference?
What enableEvents() method do?
What is the effect of keeping a constructor private?
Is java a software?
How do we access static members in java?
What is the lifetime and scope of a variable?
What is equals method in java?
Is it possible to compare various strings with the help of == operator?