Let me know if you know someone who made it in data science without Python. In the last 20 years, that is. To help you practice Python and interviewing skills, I selected three Python coding interview questions. Two are fromStrataScratch, and are the type of questions that require using Py...
Drop Missing Values:Use thedropna()method to remove rows or columns with missing values.pythonCopy codedf.dropna() # Drops rows with any missing values df.dropna(axis=1) # Drops columns with any missing values Fill Missing Values:Use thefillna()method to replace missing values with a specifi...
Data Science Interview Questions for Freshers 1. Differentiate between Data Analytics and Data Science Aspect Data Analytics Data Science Scope Analyzing the historical data for insights and trends. Focuses on descriptive, predictive modeling, and decision-making with the data. Methods Analyses the ...
1 With which programming languages and environments are you most comfortable working? 2 What are some pros and cons about your favorite statistical software? 3 Tell me about an original algorithm you’ve created. 4 Describe a data science project in which you worked with a substantial programming...
Data Science interview questions and answers for 2025 on topics ranging from probability, statistics, data science – to help crack data science job interviews.
Zillow Data Science Interview Questions and Answers Uber Frontend Interview Questions and Answers Google SRE/DevOps Interview Questions and Answers Airbnb Product Manager Tech Interview Questions and Answers All Blog Posts Ready to Enroll? Get your enrollment process started by registering for a ...
Use Python in ETL and query applications Plan projects ahead of time, keeping design and workflow in mind While interview questions can be varied, you’ve been exposed to multiple topics and learned to think outside the box in many different areas of computer science. Now you’re ready to ...
The 120 questions of Data Science related position Interview Predictive Modeling Part 1. (Given a Dataset) Analyze this dataset and give me a model that can predict this response variable. PAIR 留学:大数据支撑下的导师制留学咨询 2. What could be some issues if the distribution of the testdata...
Wondering about how to start learning Data science and how to get a start in this domain? Have a look at our blog and learn how to Data Science from scratch.
For more information, see the article:Data science, data understanding and preparation – basic work with datasets Q21: What are the basic operations on data frames in Python? In pandas, there are many functions that help you operating on data frames. The most basic manipulations you can do...