--- # Quick Quiz - Python Basics 1) What symbol could you use to write comments? 2) Are Python variables case-sensitive? 3) Should we use single `'` or double quotes `"` for strings? 4) What **functions** have we used/seen? 5) How do we create a loop that repeats a task **4** times? 6) Is `"true"` a correct **Boolean** value? 7) What does `13 % 4` do? 8) What is the **type** and the **value** of the expression in line 2 below? ```python year = 2020 year % 4 == 0 and year % 100 != 0 or year % 400 == 0 ```