Master Python Data Types: A Comprehensive Guide for Beginners

Question 1

Which of the following is a non-primitive data type in Python?

Accepted Answer

List

Answer

Integer

Answer

Float

Answer

String

Question 2

What is the result of the following Python code: print(type(10.5))?

Accepted Answer

float

Answer

int

Answer

str

Answer

bool

Question 3

Which operator is used for string concatenation in Python?

Accepted Answer

+

Answer

*

Answer

&

Answer

|

Question 4

What is the result of the following Python code: print(6 / 3)?

Accepted Answer

2.0

Answer

2

Answer

3

Answer

6

Question 5

What is the key difference between a list and a tuple in Python?

Accepted Answer

Lists are mutable, while tuples are immutable

Answer

Tuples are mutable, while lists are immutable

Answer

Lists can store different data types, while tuples can only store primitive data types

Answer

Tuples can be accessed using indexes, while lists cannot

Question 6

Which of the following is a correct dictionary syntax in Python?

Accepted Answer

{name: 'Alice', 'age': 25}

Answer

{name: 'Alice', age: 25}

Answer

'name': 'Alice', age: 25

Answer

{name: 'Alice', 25}

Question 7

In Python, which concept enables the efficient storage and organization of data of various types?

Accepted Answer

Data structures

Answer

Data types

Answer

Variables

Answer

Arrays

Question 8

What is the primary difference between mutable and immutable data types in Python?

Accepted Answer

Mutable data types can be changed after creation, while immutable data types cannot.

Answer

Mutable data types are stored in memory, while immutable data types are stored on disk.

Answer

Immutable data types are always faster to access than mutable data types.

Question 9

Which of the following is NOT a fundamental data type in Python?

Accepted Answer

Array

Answer

Integer

Answer

Float

Answer

String

Question 10

What is the data type of the following value: 'Hello World'?

Accepted Answer

String

Answer

Integer

Answer

Float

Answer

List

Question 11

Which operator is used to concatenate strings in Python?

Accepted Answer

+

Answer

*

Answer

/

Answer

%

Question 12

What is the output of the following code snippet: print(type([1, 2, 3]))

Accepted Answer

list

Answer

int

Answer

float

Answer

tuple

Question 13

Which of the following is an immutable data type in Python?

Accepted Answer

Tuple

Answer

List

Answer

Dictionary

Answer

Set

Question 14

What is the purpose of the 'in' operator in Python?

Accepted Answer

To check membership in a collection

Answer

To compare two values

Answer

To perform mathematical operations

Answer

To assign values

Question 15

Which data type is best suited for storing key-value pairs in Python?

Accepted Answer

Dictionary

Answer

List

Answer

Tuple

Answer

Set

Question 16

What is the difference between a list and a tuple in Python?

Accepted Answer

Tuples are immutable while lists are mutable

Answer

Lists are immutable while tuples are mutable

Answer

They both behave the same

Answer

Lists can contain any data type, while tuples can only contain immutable data types

Question 17

Which method can be used to convert a list to a tuple in Python?

Accepted Answer

tuple()

Answer

tolist()

Answer

totuple()

Answer

convert()

Question 18

Which data type is used to represent whole numbers without decimal points in Python?

Accepted Answer

int

Answer

float

Answer

string

Answer

list

Question 19

What is the output of the following code: `type(3.14)`?

Accepted Answer

float

Answer

int

Answer

string

Answer

boolean

Question 20

Which of the following is a data type that can store a collection of items in a specific order and can be changed after creation?

Accepted Answer

list

Answer

integer

Answer

string

Answer

tuple

Question 21

What is the key difference between a list and a tuple in Python?

Accepted Answer

Lists are mutable, while tuples are immutable.

Answer

Tuples are mutable, while lists are immutable.

Answer

Lists can hold only strings, while tuples can hold any data type.

Answer

Tuples can hold only numbers, while lists can hold any data type.

Question 22

Which data type is used to store key-value pairs, where each key is unique and associated with a single value?

Accepted Answer

dictionary

Answer

list

Answer

tuple

Answer

set

Question 23

What is the result of the following code: `set([1, 2, 3]) & set([3, 4, 5])`?

Accepted Answer

{3}

Answer

{1, 2, 3}

Answer

{1, 2, 3, 4, 5}

Answer

{1, 2, 4, 5}

Question 24

Which of the following statements about strings in Python is accurate?

Accepted Answer

Strings are immutable, meaning they cannot be changed once created.

Answer

Strings are mutable, meaning they can be changed after creation.

Answer

Strings can only contain numbers.

Answer

Strings can only contain characters.

Question 25

What is the purpose of the `type()` function in Python?

Accepted Answer

To determine the data type of a variable or value.

Answer

To convert a variable or value to a different data type.

Answer

To create a new variable or value.

Answer

To print the value of a variable.

Question 26

In Python, which data type represents whole numbers?

Accepted Answer

Integer

Answer

Float

Answer

String

Question 27

Which operator performs division in Python?

Accepted Answer

/

Answer

+

Answer

*

Question 28

Which characteristic describes a tuple in Python?

Accepted Answer

Ordered and immutable

Answer

Mutable and unordered

Answer

Unordered and immutable

Question 29

Which data structure associates keys with values in Python?

Accepted Answer

Dictionary

Answer

Set

Answer

List

Question 30

Which set operation is not valid in Python?

Accepted Answer

sort

Answer

union

Answer

intersection

Question 31

What is the function of the 'type()' function in Python?

Accepted Answer

Determines the data type of a value

Answer

Converts a value to a specific data type

Answer

Creates a new data type

Question 32

What advantage do type annotations provide in Python?

Accepted Answer

Enhanced code clarity

Answer

Faster program execution

Answer

Reduced memory consumption

Question 33

How do mutable and immutable data types differ in Python?

Accepted Answer

Mutable data types can be modified, while immutable data types cannot

Answer

Immutable data types can be modified, while mutable data types cannot

Answer

There is no distinction between mutable and immutable data types

Question 34

Explain the benefits of using type hinting in Python, providing a specific example to demonstrate its advantages.

Accepted Answer

Type hinting helps detect potential errors during development, enhancing code reliability.

Answer

Type hinting improves code execution speed, making programs more efficient.

Answer

Type hinting is only applicable to certain data types like integers and strings.

Question 35

In Python, which data type is designed specifically for storing whole numbers?

Accepted Answer

int

Answer

float

Answer

str

Answer

bool

Question 36

Clearly differentiate between a string and a character in Python.

Accepted Answer

A string consists of multiple characters, while a character represents a single letter.

Answer

A character encompasses multiple strings, while a string represents a single letter.

Answer

There is no distinction between a string and a character in Python.

Answer

Strings are mutable, while characters are immutable.

Question 37

Which data type in Python is suitable for storing a collection of ordered and modifiable elements?

Accepted Answer

list

Answer

tuple

Answer

set

Answer

dictionary

Question 38

What is the primary purpose of using tuples in Python?

Accepted Answer

To store a collection of immutable and ordered elements.

Answer

To store a collection of mutable and unordered elements.

Answer

To store a collection of immutable and unordered elements.

Answer

To store a collection of mutable and ordered elements.

Question 39

Which data type in Python is designed to store a collection of distinct and unordered elements?

Accepted Answer

set

Answer

list

Answer

tuple

Answer

dictionary

Question 40

Identify the fundamental difference between a list and a dictionary in Python.

Accepted Answer

Lists are ordered collections, whereas dictionaries are unordered collections.

Answer

Dictionaries are ordered collections, whereas lists are unordered collections.

Answer

Lists can only store strings, while dictionaries can store any data type.

Answer

Dictionaries can only store strings, while lists can store any data type.

Question 41

Which syntax is correct for creating a dictionary in Python?

Accepted Answer

my_dict = {}

Answer

my_dict = []

Answer

my_dict = ()

Answer

my_dict = set()

Question 42

Execute the following Python code: 
 print(type(True))
What will be printed as output?

Accepted Answer

bool

Answer

True

Answer

False

Answer

int

Question 43

In Python, which data type is utilized to represent whole numbers?

Accepted Answer

Integer

Answer

Float

Answer

String

Answer

Boolean

Question 44

Which data type in Python is designed to store a group of unordered and modifiable items?

Accepted Answer

List

Answer

Tuple

Answer

Set

Answer

Dictionary

Question 45

What is the primary purpose of the 'type()' function in Python?

Accepted Answer

To determine the data type of a variable

Answer

To establish a new variable

Answer

To transform a variable into a different data type

Answer

To eliminate a variable

Question 46

Which data type is utilized in Python to store pairings of keys and their corresponding values?

Accepted Answer

Dictionary

Answer

List

Answer

Tuple

Answer

Set

Question 47

What is the result of the following Python expression: [1, 2, 3] + [4, 5, 6]?

Accepted Answer

[1, 2, 3, 4, 5, 6]

Answer

[1, 4, 2, 5, 3, 6]

Answer

Error

Answer

[1, 2, 3][4, 5, 6]

Question 48

Which of the following options illustrates a valid set literal in Python?

Accepted Answer

{1, 2, 3}

Answer

[1, 2, 3]

Answer

(1, 2, 3)

Answer

1, 2, 3

Question 49

What is the intended use of the 'len()' function in Python?

Accepted Answer

To determine the number of elements in a data structure

Answer

To establish a new variable

Answer

To transform a data structure into a different data type

Answer

To eliminate a data structure

Question 50

Which of the following is NOT a fundamental data type in Python?

Accepted Answer

Class

Answer

String

Answer

Boolean

Answer

Integer

Question 51

What data type is best suited for storing a whole number?

Accepted Answer

Integer

Answer

Float

Answer

Boolean

Answer

Double

Question 52

What operation can be used to concatenate two strings in Python?

Accepted Answer

+

Answer

*

Answer

/

Answer

-

Question 53

What is the output of the following Python code: print(type(True))

Accepted Answer

Answer

Answer

Answer

Question 54

Which of the following is a valid Python expression to create a dictionary?

Accepted Answer

my_dict = {'name': 'John', 'age': 30}

Answer

my_dict = {name: 'John', age: 30}

Answer

my_dict = (name = 'John', age = 30)

Answer

my_dict = [('name', 'John'), ('age', 30)]

Question 55

What is the difference between a list and a tuple in Python?

Accepted Answer

Lists are mutable, while tuples are immutable.

Answer

Lists can be indexed, while tuples cannot.

Answer

Tuples can store different data types, while lists can only store the same data type.

Question 56

Which of the following data types can be used to store key-value pairs?

Accepted Answer

Dictionary

Answer

Set

Answer

List

Answer

Tuple

Question 57

What is the output of the following Python code: print(len('Hello World'))

Accepted Answer

11

Answer

10

Answer

12

Answer

5