Day 27 Recap Questions
  1. What is object-oriented programming?
  2. What is the difference between a public and a private field/member function?
  3. Do class fields and member functions default to public or private?
  4. Can we define member functions in a struct in C? How does C++ handle structs? Can we do that in C++?
  5. What is a default constructor?
  6. Why is using an initializer list in a class constructor a better choice than not using one?