1. What is the purpose of a garbage collector? (1 mark) 2. Implement a recursive and an iterative method to compute a given Fibonacci number(FIVE) (2 mark) 3. What will be the output of the following: (1 mark) Integer v1= Integer.valueof (1); Integer v2 = Integer.valueof (1); System.out print (v1==v2); 4. What is the difference between these two statements? (2mark) doublex=25.5; Double y= new Double (33.6); 5. What package is a part of the wrapper class which is imported by default into all Java programs? (1 mark) 6. What will happen if recursive method does not have a base case? (1 mark) 7. Which line has the following: (2mark) - recursive call? - Base case? 1 public String starString(int n ) 2\{ 3 if (n!=0){ 4 return starString (n1)+ starString (n1); 5 \}else \{ 6 return "*"; 73 83