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Discussion :: Flow Control

  1. What will be the output of the program?

      int i = l, j = -1;
  switch (i) 
  {    
      case 0, 1: j = 1; /* Line 4 */ 
      case 2: j = 2;     
      default: j = 0;
 }
 System.out.println("j = " + j);

    2. A.

    j = -1
    B.

    j = 0
    C.

    j = 1
    D.

    Compilation fails.

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    Answer : Option D

    Explanation :

    The case statement takes only a single argument. The case statement on line 4 is given two arguments so the compiler complains.

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