Arrange the following java statements in the correct order of execution to accept values into the array a[]:

(i) a[i]=sc.nextInt( );
(ii) int a[]=new int[10];
(iii) Scanner sc=new Scanner(System.in);
(iv) for(i=0;i<10;i++)

1. (i), (ii), (iii), (iv)
2. (ii), (iii), (iv), (i)
3. (iv), (iii), (ii), (i)
4. (iii), (i), (iv), (ii)

In the bubble sort technique, during each iteration of the inner loop, two adjacent elements are …………… and …………… .

(i) compared
(ii) swapped
(iii) selected
(iv) deleted

1. (i) and (ii)
2. (ii) and (iii)
3. (iii) and (iv)
4. (ii) and (iv)

Mr. Sanjay is an event manager, he plans and allots duties to each of his subordinates to handle different events. In a program, a task is divided into simple methods. Name the feature used in these contexts.

1. Complexity
2. Modularity
3. Reusability
4. Monolithic

Raj was asked to accept the phone number which has 10 digits, using the appropriate method of Scanner class. Which of the following statement he must choose?

1. Ob.nextInt()
2. Ob.nextDouble()
3. Ob.nextLong()
4. Ob.next().chatAt(0)