Question 1

What is the main reason for subclassing a built-in class?

Options :

A : It allows you to override all the parent-s methods.

B : It allows you to get a new class that can enrich parent-s methods.

C : It allows you to avoid any intellectual rights issues.

D : It allows you to make the code execution faster.

Answer: B

Question 2

Suppose you have the following Laptop class:

1. class Laptop:

2. def __init__(self, ram=8):

3. self.ram = ram

4.

5. def set(self, ram=4):

6. self.ram += ram

7. return self.ram

What is the expected output of the following code?

laptop = Laptop()

print(laptop.ram)

laptop.set()

print(laptop.ram)

laptop.set(8)

print(laptop.ram)

Options :

A : 4

8

16

B : This code will raise the AttributeError exception.

C : 8

12

16

D : 8

12

20

Answer: D

Question 3

Complete the following sentence.

PEP is...

Options :

A : one of the parts of the Style Guide for Python Code documentation, which provides information about code layout, naming conventions, and programming recommendations. It-s a synonymous term for PEP 8.

B : one of the parts of the Style Guide for Python Code documentation, which provides information about coding conventions, best practices, and stylistic guidelines. It-s a synonymous term for PEP 8.

C : one of the parts of the Python Developer-s Guide documentation, which contains the list of all Python Enhancement Proposal known as PEPs.

D : one of the parts of the Python Developer-s Guide documentation, which contains the list of Python Enhancement Proposal that are currently under consideration, known as PEPs.

Answer: C

Question 4

Which of the following best describes the concept of single inheritance in object-oriented programming (OOP)?

Options :

A : Single inheritance is a mechanism that allows a class to inherit properties and behaviors from multiple base classes.

B : Single inheritance is the process of creating objects from a class and reusing its attributes and methods.

C : Single inheritance is the ability of a class to inherit properties and behaviors from its immediate parent class.

D : Single inheritance is the process of hiding certain attributes and methods of a class from its derived classes.

Answer: C

Question 5

The following code snippet attempts to call a method with multiple arguments in Python. Identify the correct syntax for calling the method and provide the correct code snippet.

class Calculator:

def add_numbers(self, num1, num2):

return num1 + num2

# Attempt to call the add_numbers method

calculator = Calculator()

Options :

A : result = Calculator.add_numbers(3, 4, 5)

B : result = add_numbers(3, 4, 5)

C : result = calculator.add_numbers([3, 4, 5])

D : result = calculator.add_numbers(3, 4, 5)

Answer: D