PCPP2 Advanced OOP And Performance Practice Question
When managing resources like file handles, what is the best practice to ensure they are always closed?
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 a context manager (with statement)
The with statement (context manager) ensures that cleanup code is executed regardless of exceptions.
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 a context manager (with statement)
Why this is correct
The with statement guarantees resource release.
- ✗
Manually calling .close()
Why it's wrong here
This is error-prone if an exception occurs.
- ✗
Relying on garbage collection
Why it's wrong here
GC timing is non-deterministic and should not be relied upon for closing files.
- ✗
Using a try-finally block
Why it's wrong here
While effective, the with statement is more idiomatic and concise.
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.