What will be the output of the following C# code?
static void Main(string[] args)
{
int[] a = { 2, 21, 34, 46, 85, 88, 90};
fun(a);
Console.WriteLine(a + " ");
Console.ReadLine();
}
static void fun(params int [] b )
{
int [] c = { 1, 2, 3, 4, 5, 6, 7};
int i ;
for (i = 0 ;i < b.Length ;i++)
if (b[i] % 2 == 0)
{
c[i] = b[i];
}
Console.WriteLine("even numbers are:");
for (i = 0 ;i <= b.Length ;i++)
{
Console.WriteLine(c[i]);
}
}
static void Main(string[] args)
{
int[] a = { 2, 21, 34, 46, 85, 88, 90};
fun(a);
Console.WriteLine(a + " ");
Console.ReadLine();
}
static void fun(params int [] b )
{
int [] c = { 1, 2, 3, 4, 5, 6, 7};
int i ;
for (i = 0 ;i < b.Length ;i++)
if (b[i] % 2 == 0)
{
c[i] = b[i];
}
Console.WriteLine("even numbers are:");
for (i = 0 ;i <= b.Length ;i++)
{
Console.WriteLine(c[i]);
}
}A. Compile time error
B. 2, 21, 34, 4, 6, 46, 88, 90
C. 2, 4, 34, 46, 6, 88, 90
D. 2, 34, 46, 88, 90
Answer: Option D
What is the correct way to declare a string array in C#?
A. string[] colors;
B. array
C. string colors[];
D. colors[] = string;
How do you access the first element of an array named 'numbers' in C#?
A. first(numbers);
B. numbers.first;
C. numbers(1);
D. numbers[0];
What is the correct way to initialize an array of integers with values {1, 2, 3} in C#?
A. int[] numbers = new int[] {1, 2, 3};
B. int numbers[] = {1, 2, 3};
C. int[] numbers = {1, 2, 3};
D. numbers[] = {1, 2, 3};
Which of the following statements is true regarding arrays in C#?
A. Arrays in C# can dynamically resize
B. The length of an array cannot be changed
C. Arrays in C# can only store primitive types
D. None of the above

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