Part1 Array

What is the correct syntax to declare an array of 10 integers in C?

• int arr(10);

• int arr 10];

• int arr[10];

• array int arr[10];

Which of the following is the correct way to initialize an array with values 1, 2, 3, 4, 5 in C?

• a) int arr[] = {1, 2, 3, 4, 5};

• b) int arr[5] = {1, 2, 3, 4, 5};

• c) Both a and b

• int arr[5] = (1, 2, 3, 4, 5);

What is the index of the last element in an array int arr[5] in C?

• 4

• 0

• 5

• 7

How do you access the third element of an array arr[] in C?

• arr[3];

• arr[2];

• arr[1];

• arr(3);

What will be the output of the following C code?

int arr[3] = {10, 20, 30};

printf("%d", arr[1]);

• 10

• Error

• 20

• 30

What happens if you try to access an element outside the bounds of an array in C?

• It will throw an error

• It will return zero

• It will access some other memory location leading to undefined behavior.

• It will return a segmentation fault immediately.