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PCEP Practice Question: Functions, Tuples, Dictionaries and Exceptions

Order the steps to define a class and create an object in Python.

Drag steps to the numbered slots on the right, or tap a step then tap a slot.

Steps
Order
1Step 1
2Step 2
3Step 3
4Step 4
5Step 5

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

✓

Define the class with the `class` keyword and include the `__init__` method, then create an instance by calling the class name, then use the object by calling its methods or accessing attributes.

In Python, to define a class and create an object, you must first write a class definition using the `class` keyword, which typically includes the `__init__` method (the constructor) to initialize attributes. After that, you instantiate the class by calling it like a function, optionally passing arguments to `__init__`. Finally, you use the resulting object by accessing its attributes or calling its methods. Any deviation from this order, such as instantiating before defining the class or omitting the constructor, will lead to errors because the class must exist and be properly defined before any objects can be created.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • ✓

    Define the class with the `class` keyword and include the `__init__` method, then create an instance by calling the class name, then use the object by calling its methods or accessing attributes.

    Why this is correct

    This is correct because in Python you must first define the class structure including __init__ (the constructor), then instantiate it to get an object, and then utilize that object.

  • ✗

    Create an instance by calling the class name, then define the class, then use the object.

    Why it's wrong here

    This is incorrect because you cannot instantiate a class that hasn't been defined yet; the class must exist before any instances can be created.

  • ✗

    Define the class without the `__init__` method, then create an instance, then add the `__init__` method later.

    Why it's wrong here

    This is incorrect because the `__init__` method is part of the class definition and must be included when the class is defined; you cannot add it after instantiation.

  • ✗

    Define the class, then use the class directly without creating an instance.

    Why it's wrong here

    This is incorrect because a class is a blueprint; to use its functionality, you must create an instance (object) first, unless you are using class methods or static methods, but the question specifically asks for object creation.

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JA

Written by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

This PCEP practice question is part of Courseiva's free Python Institute certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PCEP exam.