Week 3 Unit 2: Self-test

Last updated: about 22 hours ago (28. January 2026)

Note: There are 3 correct answers to this question.

Within dictionaries, you can access the elements by index and by key.

❌

Dictionaries are immutable.

❌

It is possible to add and delete key-value pairs from a dictionary.

✅

A tuple can be a key within a dictionary. A list cannot be a key of a dictionary.

✅

Within dictionaries, you can access the elements by key only.

✅