Question 145 of 498
PCEP List append Practice Question
Exhibit
Refer to the exhibit.
def check(num):
if num > 0:
return 'Positive'
elif num == 0:
return 'Zero'
else:
return 'Negative'
numbers = [10, 0, -5]
results = []
for n in numbers:
results.append(check(n))
print(results)What is the output of the code?
⚠ Common exam trap
Python Institute often tests the distinction between list literals (square brackets) and tuple literals (parentheses), and the requirement for string literals to be quoted — candidates may forget quotes or confuse list/tuple syntax.
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
✓
['Positive', 'Zero', 'Negative']
The question stem does not contain any code. Without the code, it is impossible to determine the output. The explanation previously assumed a specific code snippet which is not present.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
['Positive', 'Zero']
Why it's wrong here
Missing the third element.
- ✗
[Positive, Zero, Negative]
Why it's wrong here
Missing quotes; strings must be quoted.
- ✗
('Positive', 'Zero', 'Negative')
Why it's wrong here
This is a tuple, not a list.
- ✓
['Positive', 'Zero', 'Negative']
Why this is correct
Correct: as explained.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
Last reviewed: Jun 30, 2026
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.
Question Discussion
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
Sign in to join the discussion.