Give a practical example of singleton class usage?
What is the lifetime and scope of a variable?
Print Vertical traversal of a Binary Tree.
What is ellipsis in java?
What are the four integer types supported by java?
Can a class be defined inside an interface?
Is java platform independent?
What is the difference between a synchronized method and a synchronized block?
What are the different collection views provided by maps?
What are conditionals and its types?
What is jpa specification?
How many types of exception can occur in a java program?
What is the independent variable in an experiment?
Can we override data members in java?
Which is faster set or list in java?