Dictionaries and Tuples

Question 1

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What is the main difference between lists and tuples in Python?

Answer 1

Lists: Lists are mutable, which means you can change their content after creation. You can add, remove, or modify elements in a list.

Tuples: Tuples are immutable, which means once you create a tuple, you cannot change its content. You cannot add, remove, or modify elements in a tuple.

Question 2

What are differences between dictionaries and lists?

Answer 2

• Dictionaries allow for a mapping between keys and values, whereas lists only map indices to values.
• Dictionaries have an unchangeable part(keys must be unchangeable), while lists are completely changeable

Question 3

how to add a new key-value par in a dic in python?

Answer 3

my_dict[‘city’] = ‘New York’ # Adding a new key-value pair