Free WGU Foundations-of-Computer-Science Practice Test & Real Exam Questions

Exam Code/Number: Foundations-of-Computer-Science
Exam Name/Title: WGU Foundations of Computer Science
Certification Provider: WGU
Corresponding Certification: Courses and Certificates

Exam Questions: 72
Updated On: Jun 03, 2026

Question #17

m = 30
n = 30
What will be the output of print(id(m), id(n)) after executing the following code?

A. Two identical numbers

B. Two different numbers

C. 0 0

D. Error

Discussion 0

Correct Answer: A Vote an answer

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Question #18

What statistical measure can be used to detect outliers in a dataset using NumPy?

A. Standard deviation

B. Variance

C. Median absolute deviation

D. Mode

Discussion 0

Correct Answer: C Vote an answer

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Question #19

What happens if you try to create a NumPy array with different types?

A. The array will be split into multiple arrays, one for each type.

B. The array will contain a single type, converting all elements to that type.

C. The array will be created, but calculations will not be possible.

D. The array will be created with no issues.

Discussion 0

Correct Answer: B Vote an answer

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Question #20

Which method allows a user to convert a string value to all capital letters in Python?

A. toUpperCase()

B. upper()

C. makeUpper()

D. upperCase()

Discussion 0

Correct Answer: B Vote an answer

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Question #21

What will the expression fam[3:6] return?

A. A list with elements at index 3, 4, and 5

B. A list with elements at index 6

C. A list with elements at index 4, 5, and 6

D. A list with elements at index 3, 4, 5, and 6

Discussion 0

Correct Answer: A Vote an answer

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Question #22

print(20 # 5)
What will the output be of this line?

A. 20 + 5

B. Syntax Error

C. no output

D. #25

Discussion 0

Correct Answer: C Vote an answer

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Question #23

Which statement describes the relationship between trees and graphs?

A. Trees do not have levels.

B. Trees cannot have cycles.

C. Trees can have cycles.

D. Trees can have unconnected nodes.

Discussion 0

Correct Answer: B Vote an answer

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Question #24

How is the NumPy package imported into a Python session?

A. include numpy

B. using numpy

C. import numpy as np

D. import num_py

Discussion 0

Correct Answer: C Vote an answer

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