1. Which of these events will be notified if scroll bar is manipulated?
Correct Answer is : AdjustmentEvent
2. Which of these events will be generated if we close an applet’s window?
Correct Answer is : WindowEvent
3. Which of the following is not a class of java.util.regex?
Correct Answer is : Regex class
4. What is the significance of Matcher class for regular expression in java?
Correct Answer is : interpreted both pattern and performs match operations in the string
5. Object of which class is used to compile regular expression?
Correct Answer is : Pattern class
6. Which capturing group can represent the entire expression?
Correct Answer is : group 0
7. groupCount reports a total number of Capturing groups.
8. Which of the following matches nonword character using regular expression in java?
9. Which of the following matches end of the string using regular expression in java?
10. What does public int end(int group) return?
Correct Answer is : offset from last character of the subsequent group
11. what does public String replaceAll(string replace) do?
Correct Answer is : Replace every subsequence of the input sequence that matches pattern with a replacement string
12. What does public int start() return?
Correct Answer is : returns start index of the previous match
13. Which of the following keywords is used for throwing exception manually?
Correct Answer is : throw
14. Which of the following classes can catch all exceptions which cannot be caught?
Correct Answer is : Error
15. Which of the following is a super class of all exception type classes?
Correct Answer is : Throwable
16. Which of the following operators is used to generate instance of an exception which can be thrown using throw?
17. Which of the following keyword is used by calling function to handle exception thrown by called function?
Correct Answer is : throws
18. Which of the following handles the exception when a catch is not used?
Correct Answer is : default handler
19. Which part of code gets executed whether exception is caught or not?
Correct Answer is : finally
20. Which of the following should be true of the object thrown by a thrown statement?
Correct Answer is : Should be assignable to Throwable type