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  1. Which of the following are the correct ways to define an array of 2 rows and 3 columns?

    1.  int[ , ] a;
 a = new int[2, 3]{{7, 1, 3},{2, 9, 6}};
    2.  int[ , ] a; 
 a = new int[2, 3]{};
    3.  int[ , ]
 a = {{7, 1, 3}, {2, 9,6 }};
    4.  int[ , ] a;
 a = new int[1, 2];
    5.  int[ , ] a; 
 a = new int[1, 2]{{7, 1, 3}, {2, 9, 6}};

     

    2. A.

    1, 2 , 3
    B.

    1, 3
    C.

    2, 3
    D.

    2, 4, 5
    E.

    4, 5

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    Answer : Option B

    Explanation :

    No answer description available for this question.

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