C++ Basics: (2 points each)

What is a good rule to use when making variable names?

What is a variable array and give a short example of its use?

What are the main differences between a variable array and a vector array?

Why what you want to use a constant in your program- what are the benefits?

C++ Operators: (2 points each)

What do the main logical operators do in C++? (Assessing logic)

What are the rules for logical precedence of operators (*,/,+,-,(),&,||, !) in C++?

What does casting data types mean in C++?

Looking for short but complete answers.