Pointers And References In C Plus Plus - Study Mode
[#51] What is the output of the following code: char str[] = "Hello"
cout << sizeof(str)
in C++?
Correct Answer
(D) 6
[#52] What is the output of the following code: int arr[3] = {1, 2, 3}
cout << *(arr + 2)
in C++?
Correct Answer
(C) 3
[#53] What is the output of the following code: int arr[3] = {1, 2, 3}
int *ptr = arr
cout << *(ptr + 1)
in C++?
Correct Answer
(C) 2
[#54] What is the output of the following code: int arr[] = {1, 2, 3}
cout << *arr
in C++?
Correct Answer
(A) 1
[#55] How do you declare a constant pointer to an integer variable in C++?
Correct Answer
(D) int *const ptr