Test: C++ Arrays - Class 10 MCQ

What will be the output of the following C++ code?

    #include <stdio.h>
    #include<iostream>
    using namespace std;
    int main()
    {
        int a = 5, b = 10, c = 15;
        int arr[3] = {&a, &b, &c};
        cout << *arr[*arr[1] - 8];
        return 0;
    }

What will be the output of the following C++ code?

    #include <stdio.h>
    #include <iostream>
    using namespace std;
    int main()
    {
        int array[] = {10, 20, 30};
        cout << -2[array];
        return 0;
    }

Which of the following correctly declares an array?

What is the correct definition of an array?

Which of the following gives the memory address of the first element in array?

What will be the output of the following C++ code?

    #include <stdio.h>
    #include<iostream>
    using namespace std;
    int main ()
    {
        int array[] = {0, 2, 4, 6, 7, 5, 3};
        int n, result = 0;
        for (n = 0; n < 8; n++) 
        {
            result += array[n];
        }
        cout << result;
        return 0;
    }

What will be the output of the following C++ code?

    #include <stdio.h>
    #include <iostream>
    using namespace std;
    int main()
    {
        char str[5] = "ABC";
        cout << str[3];
        cout << str;
        return 0;
    }