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Exam PCAP-31-03 Topic 3 Question 117 Discussion

Actual exam question for Python Institute's PCAP-31-03 exam
Question #: 117
Topic #: 3
Assuming that the code below has been executed successfully, which of the following expressions will always evaluate to True? (Select two answers) import random v1 = random. random() v2 = random. random()

Suggested Answer: A,B Vote an answer

by Noel at Aug 05, 2024, 10:42 AM

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kvanman
2026-04-08 00:47:12
Correct Answer:
B. random.choice([1,2,3]) >= 1

Analysis of Each Option:

A. v1 == v2 (False)
random.random() returns a float between 0.0 and 1.0. While it is statistically possible for two consecutive calls to return the exact same value, it is not always true.

B. random.choice([1,2,3]) >= 1 (Always True)
The random.choice() function selects one element from the list [1, 2, 3]. Since all elements (1, 2, and 3) are greater than or equal to 1, this expression will always be True.

C. v1 >= 1 (False)
The random.random() function returns a value in the range [0.0, 1.0]. This means the value is always less than 1.0, so v1 >= 1 will always be False.

D. len(random.sample([1,2,3], 2)) > 2 (Technically False as written, but likely a typo)
random.sample([1,2,3], 2) returns a list of 2 unique elements. Therefore, the len() will always be 2. Since 2 is not greater than 2, this is False.
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