Skip to content
#1. ___________ class is used to build Client Application.
#2. ___________ is the return type of execute update method in the class statement.
#3. Java networking capabilities are centralized in the ____________ package.
#4. ___________ and _____________ classes are wrapper classes for integer and character datatype.
#5. ___________ , _________ and _____________ are statements available in SQL Package.
#6. In java.Sql.package, Connection is ____________
#7. _____________ is the default priority in thread.
#8. Only One layout manager can be used per ___________
#9. Java supports _____________ inheritance.
#10. __________ contains both abstract and non-abstract methods.
#11. JVM stands for _____________
#12. Access Modifiers for __________ and ____________
#13. In java, char datatype is _________ bit Unicode characters.
#14. If the method name and class name are same then, it is called as ____________
#15. Super Keyword is used for _____________
#16. Does the class can extend more then ________ class.
#17. Repaint() method takes ____________ arguments to update a part of the screen.
#18. ____________ class is used by server to listen and accept connections to the clients.
#19. By default all class in java are _____
#20. ______ is data type in java.
#21. “+” operator are used for ________
#22. In Java, the _________ keyword is used to instantiate an object.
#23. The process of copying data between method calls is referred to in programming as _________
#24. A class have two or more methods with the same name but different parameter lists is called ____________
#25. A _______ is a special method in a class that is invoked when the object gets instantiated.
#26. A Class uses the ____ keyword to inherit from another class.
#27. The _________ keyword can also be used in the child class when the child wants to invoke an overridden method in the parent.
#28. A _______ class can be extended but cannot be instantiated directly.
#29. The _________ keyword may be applied to a class, indicating the class may not be extended.
#30. A ___________ is a collection of abstract methods.
#31. we can throw your own exceptions using ________ keyword.
#32. Which method used in awt to drawstring _______
#33. The ________ method returns the number of character in the String.
#34. _________ method can be used to position a dialog on the screen.
#35. Repaint() calls the ________ method.
#36. ________ method can be overloaded.
#37. Two Classes in java enable communication using ___________
#38. ________ Object is needed to group checkboxes to make them exclusive.
#39. The default layout of the panel is __________
#40. When we are working on a Windows based platform, the path separator of a file should be _______
#41. The __________ method helps in clearing the buffer.
#42. Reading or writing can be done even after closing the _______ and___________ source.
#43. The Class, ______ does not allow appending data to an existing file.
#44. ___________ are also called nested classes.
#45. ________ interface is used for creating Statement in JDBC.
#46. The methods in a __________ class can be final.
#47. __________ is the default layout manage for Frames.
#48. ___________ is a abstract class.
#49. To compare two strings for equality, one can use ____________
#50. __________ is the default value of a Boolean.
#51. A class can have only a __________ parent.
