What does "Yes, of course." mean in English for Spanish?

In English for Spanish, "Yes, of course." means:

Sí, claro., Sí, por supuesto.

Listen to "Yes, of course.": (If you have an HTML5 enabled browser, you can listen to the native audio below)

This is a phrase that is used in the GamesForLanguage English for Spanish Language Game in the following scenes:

• English for Spanish 3, Level 3, Scene 2
• English for Spanish 3, Level 3, Scene 10