Running background processes using what command allows you to exit your command-line shell without ending any background processes?

If class A is derived from class B, then B is a _______ of A.

Fill in the blank(s) with the appropriate word(s).

Define a MoreMath class that has a factorial method that takes an integer and returns the factorial of that integer. Make this method a class method by using the keyword static in the method declaration after the public keyword.

What will be an ideal response?