Homework: References

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Write your answers to the following questions in a flat text file hwkReferences.txt (not a Word document nor a Rich Text Format file):

1. Name two or more difference between references and pointers.
2. Declare a variable named intRef that is a reference to an int and is a reference to a variable named counter.
3. Provide an invalid use of a reference and explain why it is invalid.
4. Given the code below, explain what the logical error is.

   #include <iostream>
   #include "LargeObject.h"
   using namespace std;
   
   LargeObject& getAnswer(){
       LargeObject result;
       // ... (code that calculates the result)
       return result;
   }
   
   int main(){
       LargeObject& answer = getAnswer();
       return 0;
   }

5. Write the implementation for multipleBy2() so that all of the following code executes and prints out just 6:

   int num = 3;
   multipleBy2( num);
   std::cout << num;  
   

Submission

Submit your txt file at https://3110.cs.mtsu.edu/. For further instructions, please see the Miscellaneous page.

Rubric:

Points         Item
---------      --------------------------------------------------------------
_____ / 2      1
_____ / 1      2
_____ / 2      3
_____ / 1      4
_____ / 2      5
        
_____ / 8      Total
      

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