1.Lists: Write code that prints the count of times the string "banana" appears in the list fruits.

3.Lists & Dictionaries: Write a function that takes in a list parameter a_list and returns a new list that removes all occurrences of duplicate elements from a_list.

4.Lists & Sets: What's the difference between a list and a set in Python?

5.Sets: What happens if you create a set in Python with duplicate values, such as a_set = {1, 2, 3, 1}?

6.Lists: Write a function that changes the value at given index i of a given list a_list to a given value new_value if the described conditions are met.

7.Lists: What's the difference between the list methods append and extend?

8.Lists: Remove the last element from the list a_list.

9.Lists, Tuples, Sets, & Dictionaries: Identify each of the following data types in Python as mutable or immutable: lists, tuples, sets, dictionaries.

10.Dictionaries: True or False: Dictionaries in Python can support keys of any type.

11.Dictionaries: Build a dictionary from STDIN of n key/val pairs.

12.Tuples: Can tuples contain duplicate values in Python?

13.Tuples: Write a function that takes in a string parameter a_str, and returns a tuple as described below.

14.Dictionaries & Sets: Write a function that takes in a string parameter key and returns the value of a_dict[key] if key in a_dict OR returns the empty string "" and adds key to a_set if key not in a_dict.

15.Tuples & Sets: Give an example of when you may want to use a tuple over a set? Give an example of when you may want to use a set over a tuple?

16.Tuples: Print each element of the tuple a_tup.

17.Tuples & Lists: What's the difference between a tuple and a list in Python?