Java Quiz 1 – Advanced Sharing is caring Welcome to your Java Quiz 1 - Advanced 1. Which of the following is a valid syntax for declaring an array? None 2. In which of the following is toString() method defined? java.lang.Object java.lang.util java.util.Function java.lang.String None 3. What is the output of the following code? try{ int Integer = 50/0; } catch(Exception e){ System.out.println(“from exception”); } catch(ArithmeticException ae){ System.out.println(“from Arithmetic exception”); } compilation error from Arithmetic exception Infinity from exception None 4. What is the implicit return type of a constructor? void No return type None A class object in which it is defined None 5. Which of the following keyword when used before a variable, makes it a class level variable and not an instance variable? static abstract final volatile None 6. What does the following code do to the String “camera”? “camera”.replace(‘a’,’I’) Replaces any occurrence of ‘I’ to ‘a’ Replaces first occurrence of ‘a’ to ‘I’ Replaces last occurrence of ‘a’ to ‘I’ Replaces all occurrences of ‘a’ to ‘I’ None 7. What is output of the following code? int Integer = 50; char String = ‘I’; System.out.print(Integer); System.out.print(String); Compilation error Runtime error 50+I 50I None 8. Identify the modifier which cannot be used for constructor static public private protected None 9. When is the finalize() method called? Before an object goes out of scope After catching exception in the catch block Before a variable goes out of scope Before garbage collection None Please fill in the comment box below. Name Email Time's up Sharing is caring
