Question

3. The keys of a dictionary must be of_types.
(a) integer
(b) mutable
(c) immutable​
(d) any of these

Answer 1

Answer:

immutable

Explanation:

it can be integers,tuples,string but not lists because it is mutable

Answer 2

Option (C) is correct.

The keys of a dictionary must be of immutable types.

About Keys of dictionary :

• A dictionary's keys must be immutable data types like texts, integers, or tuples, whereas the dictionary's content can be any data type.

• A dictionary key requires an immutable type. For example, you may use an integer, float, text, or Boolean as a dictionary key.

• Due to the fact that both lists and dictionaries are prone to change, neither can be utilized as a dictionary key.