Technical Interview

55. Why does Java not support operator overloading? Operator overloading makes the code very difficult to read and maintain. To […]

49. Why is an Interface be able to extend more than one Interface but a Class can’t extend more than

43. Can a abstract class be defined without any abstract methods? Yes it’s possible. This is basically to avoid instance

37. What is the importance of static variable? static variables are class level variables where all objects of the class

31. Can you give few examples of final classes defined in Java API? java.lang.String, java.lang.Math are final classes. 32. How

25. Can a class declared as private be accessed outside it’s package? Not possible. 26. Can a class be declared

13. What are instance variables? Instance variables are those which are defined at the class level. Instance variables need not

7. What is the base class of all classes? java.lang.Object 8. Does Java support multiple inheritance? Java doesn’t support multiple

Junior Engineer (Chemical) Hiring Organisation: GAIL (India) Limited Salary: INR Rs.16,300 – 38,500/- Address: GAIL Bhawan, 16, Bhikaiji Cama Place,