IndiaBIX

C# Programming - Arrays

Exercise : Arrays - General Questions
  • Arrays - General Questions
11.
Which of the following statements is correct about the C#.NET code snippet given below? 
    int[] intMyArr = {11, 3, 5, 9, 4};
intMyArr is a reference to an object of System.Array Class.
intMyArr is a reference to an object of a class that the compiler derives from System.Array Class.
intMyArr is a reference to an array of integers.
intMyArr is a reference to an object created on the stack.
intMyArr is a reference to the array created on the stack.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Which of the following is the correct way to define and initialise an array of 4 integers? 
  1. int[] a = {25, 30, 40, 5};
  2. int[] a;
a = new int[3];
a[0] = 25;
a[1] = 30;
a[2] = 40;
a[3] = 5;
  3. int[] a;
a = new int{25, 30, 40, 5};
  4. int[] a;
a = new int[4]{25, 30, 40, 5};
  5. int[] a;
a = new int[4];
a[0] = 25;
a[1] = 30;
a[2] = 40;
a[3] = 5;
1, 2
3, 4
1, 4, 5
2, 4, 5
2, 5
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Which of the following is the correct output of the C#.NET code snippet given below? 
    int[][] a = new int[2][];
    a[0] = new int[4]{6, 1, 4, 3};
    a[1] = new int[3]{9, 2, 7}; 
    Console.WriteLine(a[1].GetUpperBound(0));
3
4
7
9
2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
Which of the following is the correct way to obtain the number of elements present in the array given below? 
    int[] intMyArr = {25, 30, 45, 15, 60};
  1. intMyArr.GetMax;
  2. intMyArr.Highest(0);
  3. intMyArr.GetUpperBound(0);
  4. intMyArr.Length;
  5. intMyArr.GetMaxElements(0);
1, 2
3, 4
3, 5
1, 5
4, 5
Answer: Option
Explanation:
using System;
    
public class Test
{ 
   public static void Main()
   { 
        int[] intMyArr = { 25, 30, 45, 15, 60, 78, 99 };
        Console.WriteLine(intMyArr.Length);
        Console.WriteLine(intMyArr.GetUpperBound(0)+1);
   } 
}
/* 
Output : 
7 
7 
*/
15.
What will be the output of the C#.NET code snippet given below? 
namespace IndiabixConsoleApplication
{
    class SampleProgram
    {
        static void Main(string[ ] args)
        {
            int i, j;
            int[ , ] arr = new int[ 2, 2 ];
            for(i = 0; i < 2; ++i)
            {
                for(j = 0; j < 2; ++j)
                {
                    arr[i, j] = i * 17 + i * 17;
                    Console.Write(arr[ i, j ] + " ");
                }
            }
        }
    }
}
0 0 34 34
0 0 17 17
0 0 0 0
17 17 0 0
34 34 0 0
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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