What is the result of the expression `sizeof(arr) / sizeof(arr[0])` for an array `int arr[5]`?
Q1. What is the result of the expression `sizeof(arr) / sizeof(arr[0])` for an array `int arr[5]`?
Answer: 5
Explanation: This expression calculates the number of elements in the array. NET computer science MCQs often test this core concept.