Python Data Types (Deliford)

Question 1

What will be the output of the following code?my_dict = {'apple': 3, 'banana': 2, 'orange': 4}print(len(my_dict))

Accepted Answer

3

Question 2

What is the output of the following code?my_list = ['apple', 'banana', 'cherry']print(my_list[-1])

Accepted Answer

cherry

Question 3

Which data type in Python is used to store a mapping of keys to values?

Accepted Answer

Dictionary

Question 4

Which of the following data types in Python is an immutable unordered collection of unique elements?

Accepted Answer

Frozen set

Question 5

Which of the following is a mutable data type in Python?

Accepted Answer

List

Question 6

Which of the following is true about accessing elements in a tuple in Python?

Accepted Answer

Elements in a tuple are accessed using indexing

Question 7

Which of the following is the correct way to create an empty list in Python?

Accepted Answer

[]

Question 8

Which of the following operations is NOT supported on Python tuples?

Accepted Answer

Appending elements

Question 9

Which data type in Python is used to represent a sequence of ordered and immutable elements?

Accepted Answer

Tuple

Question 10

What is the output of the following code?my_list = [1, 2, 3]print(my_list[1])

Accepted Answer

2

Question 11

Which data type in Python is used to store an ordered collection of elements?

Accepted Answer

List

Question 12

Which of the following methods is used to add an element to the end of a Python list?

Accepted Answer

append()

Question 13

Which of the following methods can be used to add elements to a Python set?

Accepted Answer

add()

Question 14

Which of the following is not a valid way to create a Python set?

Accepted Answer

Using curly braces {} with elements separated by commas

Question 15

What is the syntax for creating a tuple in Python?

Accepted Answer

my_tuple = (value1, value2, value3)

Question 16

Which of the following is true about the elements of a frozen set in Python?

Accepted Answer

They are unique

Question 17

Which method can be used to return a list of all the values in a dictionary in Python?

Accepted Answer

my_dict.values()

Question 18

What is the purpose of using a Python set?

Accepted Answer

To store a collection of unique elements

Question 19

Which of the following methods is used to remove an element from a Python list?

Accepted Answer

remove()

Question 20

Which of the following is not a valid method for removing elements from a Python set?

Accepted Answer

pop()

Question 21

Which of the following statements is true about frozen sets in Python?

Accepted Answer

Frozen sets support mathematical set operations

Question 22

Which operator is used to concatenate two strings in Python?

Accepted Answer

+

Question 23

Which of the following methods can be used to check if a specific element is present in a Python set?

Accepted Answer

in

Question 24

Which Python data type is used to store a sequence of characters?

Accepted Answer

String

Question 25

Which of the following is the correct way to check if a key exists in a dictionary in Python?

Accepted Answer

'key' in my_dict

Question 26

Which of the following is a valid way to access the last element of a Python tuple?

Accepted Answer

my_tuple[-1]

Question 27

Which of the following methods can be used to retrieve all the keys from a dictionary in Python?

Accepted Answer

my_dict.keys()

Question 28

Which of the following operations can be performed on Python sets?

Accepted Answer

Intersection

Question 29

Which of the following statements is true about Python tuples?

Accepted Answer

Tuples can be used as keys in dictionaries

Question 30

Which of the following methods is used to convert a frozen set into a regular set in Python?

Accepted Answer

set()

Question 31

Which of the following methods CANNOT be used to modify a Python tuple?

Accepted Answer

The 'append()' method

Question 32

Which Python data type is ordered and immutable?

Accepted Answer

Tuple

Question 33

Which of the following statements accurately describes Python tuples?

Accepted Answer

Tuples are ordered and can contain different data types

Question 34

Which data type in Python is used to store a collection of unique elements?

Accepted Answer

Set

Question 35

Which of the following is a characteristic of a frozen set in Python?

Accepted Answer

Immutable

Question 36

What is the result of using the union() method on two sets in Python?

Accepted Answer

A new set containing all elements from both sets

Question 37

Which data type in Python is used to store a sequence of characters?

Accepted Answer

String

Question 38

Which data type in Python is used to store key-value pairs?

Accepted Answer

Dictionary

Question 39

How do you add a new key-value pair to an existing dictionary in Python?

Accepted Answer

my_dict['key'] = value

Question 40

Which of the following methods can be used to concatenate two or more Python tuples?

Accepted Answer

The '+' operator

Question 41

What method is used to create a frozen set in Python?

Accepted Answer

frozenset()

Question 42

What does the `len()` function return when applied to a Python list?

Accepted Answer

The number of elements in the list.

Question 43

Which method is used to add elements to a frozen set in Python?

Accepted Answer

N/A

Question 44

Which of the following methods can be used to determine the length of a Python tuple?

Accepted Answer

The len() function

Question 45

Which of the following methods is used to remove elements from a frozen set in Python?

Accepted Answer

N/A

Question 46

Which of the following is true about a Python set?

Accepted Answer

Sets can contain duplicate elements

Question 47

What is the result of merging two sets in Python?

Accepted Answer

A set with unique elements from both sets

Question 48

Which of the following methods can be used to remove a key-value pair from a dictionary in Python?

Accepted Answer

del my_dict['key']

Question 49

Which of the following is the correct way to access the value associated with the key 'age' in the dictionary 'person'?

Accepted Answer

person['age']

Question 50

Which of the following is true about Python tuples?

Accepted Answer

Tuples are immutable

Question 51

What is the main difference between a set and a frozen set in Python?

Accepted Answer

The mutability

Question 52

Which of the following methods is used to check if an element is present in a frozen set in Python?

Accepted Answer

in operator

Python Data Types (Deliford)

Questions 52

Python Data Types (Deliford)

Questions 52