Describe some objects that might be found in a program for simulating the pedestrian traffic in a hotel lobby. Include explanations of the actions some of the objects should be able to perform. What...

Describe some objects that might be found in a program for simulating the pedestrian traffic in a hotel lobby. Include explanations of the actions some of the objects should be able to perform. What does the term type cast mean in the context of a programming language? What is the difference between while and do-while loops in the context of a programming language?