Why java strings are immutable in nature?
What is java in simple terms?
What is the difference between inheritance and encapsulation?
Is an object null?
Which Math method is used to calculate the absolute value of a number?
What value is a variable of the string type automatically initialized?
How many types of variables are there?
Name the method of a Container that can be used to cause a container to be laid out and redisplayed?
How can we create an immutable class in java?
Is null false in java?
Is singleton class immutable?
What is OOP Language?
Can a method inside a interface be declared as final?