100% Free PCAD Practice Exam Questions (2026)

Stay Ahead with Updated Certified Associate Data Analyst with Python PCAD Practice Tests & Verified Answers

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Total 205 Questions | Updated On: Aug 01, 2026

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Question 1

Which Seaborn function can be used to create a KDE plot?

A : boxplot()

B : barplot()

C : kdeplot()

D : stripplot()

Answer: C

Question 2

Which of the following is NOT a data structure supported by Pandas?

A : Array

B : DataFrame

C : Panel

D : Series

Answer: A

Question 3

What is the purpose of the np.random.rand() function in NumPy?

A : To shuffle the elements of an array randomly.

B : To generate an array of random integers.

C : To generate an array of random floats between 0 and 1.

D : To calculate the standard deviation of an array.

Answer: C

Question 4

What is NumPy?

A : A database management system

B : A numerical computing library for Python

C : A data visualization library

D : A programming language

Answer: B

Question 5

Which module in Scikit-Learn is used for feature extraction?

A : sklearn.model_selection

B : sklearn.metrics

C : sklearn.preprocessing

D : sklearn.ensemble

Answer: C

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Total 205 Questions | Updated On: Aug 01, 2026

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