PCPP2 Advanced OOP And Performance Practice Question
You are designing a class hierarchy where a subclass needs to ensure it calls the constructor of its parent in a multiple inheritance scenario. Which mechanism is the standard Pythonic approach to handle this dynamically?
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
✓
Using super().__init__()
super() is the standard way to delegate to the next class in the Method Resolution Order (MRO).
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Using super().__init__()
Why this is correct
super() correctly traverses the MRO, ensuring all classes are initialized only once.
- ✗
Explicitly calling ParentClass.__init__(self)
Why it's wrong here
This bypasses the MRO and can lead to issues in complex diamond inheritance patterns.
- ✗
Manually tracking parent states in a registry
Why it's wrong here
This adds unnecessary complexity and overhead compared to the built-in super mechanism.
- ✗
Using the __init__subclass__ hook
Why it's wrong here
__init_subclass__ is used for customizing class creation, not for constructor chaining.
About these practice questions
Courseiva writes every PCPP2 question from scratch — 194 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Python Institute exam blueprint
This PCPP2 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 PCPP2 exam.