Free Practice Python Institute PCAD Exam Questions 2026

Stay ahead with 100% Free Certified Associate Data Analyst with Python PCAD Dumps Practice Questions

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Total 205 Questions | Updated On: Mar 08, 2026

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Question 1

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 2

Which module within Matplotlib is used for creating two-dimensional plots?

A : pandas

B : numpy

C : seaborn

D : pyplot

Answer: D

Question 3

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

Question 4

What is the output of the following code snippet? import numpy as np arr = np.array([1, 2, 3, 4, 5]) result = arr[arr > 2]

A : [3, 4, 5]

B : [2, 3, 4, 5]

C : [1, 2, 3, 4, 5]

D : [1]

Answer: A

Question 5

Which function can be used to check for missing values in a DataFrame?

A : df.find_missing()

B : df.check_null()

C : df.isnull()

D : df.missing_values()

Answer: C

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Total 205 Questions | Updated On: Mar 08, 2026

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