PCPP2 Design Patterns Practice Question
In the Memento pattern, which component is responsible for storing the state of the Originator without exposing its internal structure?
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
✓
The Memento
The Memento object acts as an opaque carrier of the state, ensuring the Originator's internals remain private.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
The Memento
Why this is correct
The Memento object stores the state effectively acting as a snapshot.
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The Caretaker
Why it's wrong here
The Caretaker holds the Memento but should not know its contents.
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The Originator's public properties
Why it's wrong here
Public properties would expose internal state, violating encapsulation.
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A global database
Why it's wrong here
This is not part of the Memento pattern design.
About these practice questions
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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.