Question 1

What is the default file format for saving Matplotlib plots?

Options :

A : JPG

B : PDF

C : PNG

D : SVG

Answer: C

Question 2

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]

Options :

A : [3, 4, 5]

B : [2, 3, 4, 5]

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

D : [1]

Answer: A

Question 3

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

Options :

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

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

Options :

A : df.find_missing()

B : df.check_null()

C : df.isnull()

D : df.missing_values()

Answer: C

Question 5

Which of the following evaluation metrics can be used for classification problems in SciKit-Learn?

Options :

A : Accuracy

B : F1 Score

C : R2 Score

D : Mean Squared Error (MSE)

Answer: A

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