Free Python Institute PCAD-31-02 Practice Test & Real Exam Questions
Which method allows you to detect and remove rows with duplicate values across all columns in a Pandas DataFrame?
Correct Answer: D
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Which operations are valid and commonly used on Python lists during data transformation tasks?
(Choose two)
(Choose two)
Correct Answer: B,D
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Which methods are typically used to assess relationships between variables in exploratory data analysis?
(Choose two)
(Choose two)
Correct Answer: A,D
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Which of the following is the most suitable data structure in Python for representing a tabular row with column names?
Correct Answer: D
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Which chart types are commonly used to represent relationships between two numerical variables in Python-based visualizations?
(choose two)
Response:
(choose two)
Response:
Correct Answer: B,C
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What is the outcome of the following code?
data = [5, 10, 15]
result = [x**2 for x in data if x > 5]
print(result)
data = [5, 10, 15]
result = [x**2 for x in data if x > 5]
print(result)
Correct Answer: B
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When performing bootstrapping on a dataset with 500 observations, what is a typical procedure?
Correct Answer: A
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