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Python Institute PCAP-31-03 Exam - Topic 9 Question 73 Discussion

What is the expected behavior of the following code?
D) it outputs [4, 2, 0]
A) it outputs [1, 3]
B) the code is erroneous and it will not execute
C) it outputs [3, 1]

Python Institute PCAP-31-03 Exam - Topic 9 Question 73 Discussion

Actual exam question for Python Institute's PCAP-31-03 exam
Question #: 73
Topic #: 9
[All PCAP-31-03 Questions]

What is the expected behavior of the following code?

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Suggested Answer: D

by Owen at Sep 08, 2024, 08:40 PM

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Elenore
8 months ago
The code is erroneous and it won't execute for sure!
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Kristine
8 months ago
Wait, is it really supposed to work like that?
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Tess
8 months ago
I’m not sure, but [4, 2, 0] sounds off.
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Joanna
9 months ago
No way, it's definitely [3, 1].
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Moira
9 months ago
I think it outputs [1, 3].
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Kattie
9 months ago
I feel like the output could be [4, 2, 0], but I might be mixing it up with another example we practiced.
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Clarinda
9 months ago
I'm leaning towards option B, thinking there might be an error in the code, but I need to double-check the syntax.
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Shelia
9 months ago
I remember a similar question where the output was [3, 1], but I can't recall the exact details.
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Rex
10 months ago
I think the code should output [1, 3], but I'm not entirely sure if I remember the order of operations correctly.
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Lashawn
10 months ago
Ah, I see now. The expected behavior is option C - it outputs [3, 1].
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Weldon
10 months ago
I'm not sure about this one. I'll need to test it out to see what the actual output is.
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Alpha
10 months ago
Okay, I think I've got it. The code is iterating through the list [1, 2, 3] and appending the result of the expression `x + 1 if x % 2 == 0 else x - 1` to the output list.
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Vernell
10 months ago
Hmm, the list comprehension is a bit confusing. I'll need to think through how it's constructing the output list.
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Aretha
10 months ago
This looks like a tricky one. I'll need to carefully step through the code to understand the expected behavior.
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Pauline
10 months ago
I remember learning about blocks in my computer science class. I think it's a pool of unconfirmed transactions, but I'll review the options just to make sure I'm not mixing it up with something else.
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Janet
1 year ago
Ha! Mere mortals, your feeble minds cannot comprehend the true power of this code. The answer is, of course, 42. Because the answer to the ultimate question of life, the universe, and everything is always 42.
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Dalene
1 year ago
User 4: D) it outputs 6
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Angelica
1 year ago
User 3: C) it outputs 321
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Timothy
1 year ago
User 2: B) it raises an exception
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Anna
1 year ago
User 1: It outputs 123
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Rosina
1 year ago
Darth Coder
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Anika
1 year ago
I see your point, but I think the code will output 123 because of the way the variables are assigned.
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Catina
1 year ago
I disagree, I believe the answer is B) it raises an exception.
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Anika
1 year ago
I think the answer is A) It outputs 123.
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