Data Science Interview Questions and Answers for Python, Pybrain

Basic python data science interview Questions

Q. What is the difference between a dictionary and a set?


A. Dictionary has key value pair
set does not have key value pairs
set has only unique elements.

Q. How to create a series with letters as index?


A. Series({‘a’:1,’b’:2}) will create a and b as index. 1 and 2 as their respective values.
data science
python data science interview questions and answers python is a high-level programming language using Data Science Now a days

Data Science

Data Science interview questions and answers for python top python interview Questions and Answers for data science

top data science python interview questions and answers

Q. Which function can be used to filter a DataFrame ?
A. The query function can be used to filter a dataframe.

Q. What is the function to create test train split on Data Science?
A. The following function is used to create test train split from the data
From sklearn.metrics import test_train_split.

awesome python data science interview questions and answerstop data science interview Questions and Answers

beginners python data science interview questions and answers

Q. What is pickling?
A. Pickling is the process of saving a data structure into the physical drive or hard disk.

Q. What is unpickling in data science?
A. Unpickling is used to read a pickled file from hard disk or physical storage drive.

Harisystems is optimized for learning, testing and training. courses are designed to be simplified to improve reading and basic understanding for beginners to expert level. Tutorials and examples are constantly reviewed to avoid errors, however we cannot warrant full correctness of all content. if any found need to correct write us at info@harisystems.com. we Harisystems is not responsible for any with this tutorials, While using this site, you agree to have read and accepted our terms of use, cookie and privacy policy. Copyright 2007-2020 by Harisystems. All Rights Reserved.
Copyright © Harisystems 2020