FREE Data Science with Python (Basic) Questions and Answers

Question 1

When is ___ It ____ function is called, in Python

Accepted Answer

If ___init___ is customized by user

Question 2

Beyond the formal parameter list in Python, the variadic arguments are contained in

Accepted Answer

Tree

Question 3

In Python, the pass statement is utilized for

Accepted Answer

Jump to loop's else block

Question 4

What does a scikit-learn linear model that estimates sparse coefficients look like?

Accepted Answer

Lasso

Answer

Explanation:
In scikit-learn, a linear model that estimates sparse coefficients is called Lasso. Lasso stands for "Least Absolute Shrinkage and Selection Operator." It is a linear regression model that performs both regularization and feature selection.

Question 5

When traversing a dictionary in Python, method returns both the key and the value.

Accepted Answer

Items

Answer

Explanation:
To retrieve both the key and value while traversing a dictionary in Python, you can use the items() method. The items() method returns a view object that contains tuples of key-value pairs from the dictionary.

Data Science with Python Certification Practice Test

Data Science with Python Certification Practice Test

FREE Data Science with Python (Basic) Questions and Answers