PCPP1 Best Practices And Coding Conventions Practice Question
How should one handle the 'KeyboardInterrupt' exception if it must be caught for cleanup purposes?
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
✓
Catch it, clean up resources, and then use 'raise'.
You should catch it, perform the cleanup, and then re-raise it so the application still shuts down gracefully.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Catch it, clean up resources, and then use 'raise'.
Why this is correct
This pattern allows for cleanup while respecting the user's intent to exit.
- ✗
Prevent it by setting a signal handler for SIGINT.
Why it's wrong here
While possible, it is overly complex for standard application code.
- ✗
Use a bare 'except:' clause.
Why it's wrong here
This is not specific and is considered poor practice.
- ✗
Catch it and ignore it to keep the app running.
Why it's wrong here
Users expect the application to stop when they interrupt it.
About these practice questions
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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 PCPP1 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 PCPP1 exam.