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Best Practices And Coding Conventions

Practise Python Institute Certified Professional in Python Programming 1 (PCPP1, PCPP-32-101) (PCPP1) Best Practices And Coding Conventions practice questions — original exam-style scenarios with answer choices, explanations, and analysis of common mistakes.

35 questions12 easy13 medium10 hard

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What to know about Best Practices And Coding Conventions

Best Practices And Coding Conventions questions test whether you can apply the concept in context, not just recognise a definition.

How the topic appears in realistic exam-style scenarios.

Which detail in the question changes the correct answer.

How to eliminate plausible but wrong options.

How to connect the question back to the wider exam objective.

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Common Best Practices And Coding Conventions exam traps

  • Answering from memory before reading the full scenario.
  • Missing a constraint such as cost, availability, security, scope or command context.
  • Choosing a broad answer when the question asks for the most specific fix.
  • Ignoring why the wrong options are tempting.

Question index

All Best Practices And Coding Conventions questions (35)

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1

Which THREE features are associated with robust logging in production applications?

Hard
2

In a team environment, which PEP 8 guideline should be applied to maintain consistent indentation when mixing spaces and tabs?

Easy
3

Which TWO of these are valid PEP 8 recommendations for whitespace?

Easy
4

You are implementing a custom context manager using a class. Which methods must be implemented to support the 'with' statement?

Hard
5

When creating a new project, how should you structure your imports?

Medium
6

Which TWO practices help maintain clean code when using Python's 'try-except' blocks?

Medium
7

What is the recommended way to handle a function that requires a large number of arguments?

Medium
8

When should you use absolute imports over relative imports in a large project?

Easy
9

According to PEP 257, what is the standard format for a single-line docstring?

Easy
10

Which TWO practices ensure secure handling of sensitive environment configurations?

Medium
11

A script processes data from untrusted sources. Which technique best mitigates 'pickle' deserialization vulnerabilities?

Hard
12

When naming a constant in Python, which convention does PEP 8 recommend?

Easy
13

Which THREE of the following are recommended in PEP 8 for class definitions?

Easy
14

You need to ensure your code is readable by other Python developers. Which naming style should be used for variable names?

Medium
15

Which THREE practices are recommended when handling external libraries?

Medium
16

When is it acceptable to ignore PEP 8 guidelines?

Easy
17

When designing a public API, how should you signal that a method is for internal use only?

Medium
18

When writing a library, what is the best practice for documenting the usage of a function?

Medium
19

In the context of writing robust error handling, what is the 'EAFP' principle?

Hard
20

You are refactoring code that performs sensitive operations. Which of the following is the most secure practice for handling secret keys?

Hard
21

When implementing secure coding practices in a web-facing Python application, how should you handle raw user input to prevent command injection?

Hard
22

You are writing a library that expects a custom exception. Which practice aligns best with Python's exception handling hierarchy?

Medium
23

Which TWO of these identify a potential 'code smell' in Python exception handling?

Hard
24

Which of the following is the correct way to handle whitespace around an operator according to PEP 8?

Easy
25

How should one handle the 'KeyboardInterrupt' exception if it must be caught for cleanup purposes?

Hard
26

When documenting a complex function, which approach is most compliant with Google Style Python Docstrings regarding parameter types?

Hard
27

What is the primary benefit of using 'logging' over 'print' statements for application diagnostics?

Medium
28

Which THREE elements are essential for a good Python docstring?

Easy
29

According to PEP 8, what is the maximum recommended length for a line of code?

Easy
30

Which comment style is preferred for block comments in Python?

Easy
31

Which TWO of the following are valid conventions for naming in Python according to PEP 8?

Easy
32

Which THREE practices improve documentation maintenance?

Medium
33

Which practice is recommended when dealing with 'bare' except clauses in Python?

Medium
34

Which TWO of the following are secure coding practices in Python?

Hard
35

You are debugging a legacy application and need to ensure that resources like file handles are always closed. Which construct is preferred?

Medium

Frequently asked questions

What does the Best Practices And Coding Conventions domain cover on the PCPP1 exam?
Best Practices And Coding Conventions questions test whether you can apply the concept in context, not just recognise a definition.
How many questions are in this domain?
This page lists all 35 Best Practices And Coding Conventions questions in the PCPP1 question bank. The actual exam draws from this domain proportionally to its weighting in the official exam blueprint.
What is the best way to practise this domain?
Start with a short focused session (10 questions) to identify gaps, then work through explanations. Repeat with a longer session once the weak areas feel solid.
Can I practise only Best Practices And Coding Conventions questions?
Yes — the session launcher on this page filters questions to this domain only. Choose any session length for inline explanations and scoring.
python-pcpp1 PYTHON-PCPP1 best practices and coding conventions Practice Questions