Arrays and Strings in C++ MCQ question and answer with solution | C++ Programimg MCQs

#include <stdio.h>
#include<iostream>
using namespace std;
int array1[] = {1200, 200, 2300, 1230, 1543};
int array2[] = {12, 14, 16, 18, 20};
int temp, result = 0;
int main()
{
    for (temp = 0; temp < 5; temp++) 
    {
        result += array1[temp];
    }
    for (temp = 0; temp < 4; temp++)
    {
        result += array2[temp];
    }
    cout << result;
    return 0;
}

#include <iostream>
#include <string>
using namespace std;
int main ()
{
    string str ("Steve jobs");
    cout << str.capacity() << "\n";
    return 0;
}

#include <iostream>
#include <string>
using namespace std;
int main ()
{
    string str;
    string str2="Steve jobs";
    string str3="He founded apple";
    str.append(str2);
    str.append(str3, 6, 3);
    str.append(str3.begin() + 6, str3.end());
    str.append(5,0x2e);
    cout << str << '\n';
    return 0;
}