PCEP Computer Programming and Python Fundamentals Practice Question
Which two of the following are valid Python variable names? (Choose two.)
⚠ Common exam trap
The PCEP exam often tests the rule that hyphens are illegal in variable names, as candidates may confuse them with underscores or assume they are allowed like in some other languages.
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
✓
value_2
Python variable names can contain letters, digits, and underscores, and must start with a letter or underscore. 'value_2' starts with a letter and uses an underscore, making it valid.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
value_2
Why this is correct
Valid identifier.
- ✗
value-2
Why it's wrong here
Contains hyphen, invalid.
- ✗
2nd_value
Why it's wrong here
Starts with a digit, invalid.
- ✓
_value
Why this is correct
Starts with underscore, valid.
- ✗
for
Why it's wrong here
Reserved keyword, invalid.
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This PCEP 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 PCEP exam.