Before you proceed to the next chapter, make sure you can answer these questions to your
satisfaction:

• What are software frameworks?  Why are they used?
• When is it beneficial to use software frameworks instead of writing code from scratch?
• What is a structured markup language? Can you a list a few of them?
• What is the convention over configuration software design paradigm?
• What are tags used for in the context of  Tkinter's Canvas widget?