CDAC Core Java Practice Questions

31. How do you change the current layout manager for container?





Show Answer ?

32. Which is not keybord in java





Show Answer ?

33. Which method can be used to enable/disable a checkbox menu item?





Show Answer ?

34. what makes the java platform dependent





Show Answer ?

35. Read object method reconstructs object at the time of retriving from the file





Show Answer ?

36. Which of the following command line options generates documentation for all classes and methods?





Show Answer ?

37. Which of the following will produce a value of 22 if x = 22.9?





Show Answer ?

38. how are remote object parameters transferred between client and server





Show Answer ?

39. Which of the following collection classes from java.util package are thread safe?





Show Answer ?

40. Tree Map class is used to implement which collection interface. select the one correct answer





Show Answer ?