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Data Science Interview Questions
Questions Answers Views Company eMail

How can I achieve accuracy in the first model that I built?

251

What do you mean by word data science?

356

What are the differences between overfitting and underfitting?

367

What is bias – variance tradeoff?

260

What is cluster sampling?

375

Explain the difference between overfitting and underfitting?

329

What is k-means?

306

Define some key performance indicators for the product

261

What is k-means? How can you select k for k-means?

298

What do you understand by term hash table collisions?

267

What are the variants of back propagation?

306

How has your prior experience prepared you for a role in data science?

264

What is systematic sampling?

288

How to understand the problems faced during data analysis?

286

How is data modeling different from database design?

272


Post New Data Science Questions

Un-Answered Questions { Data Science }

How is a normal distribution different from chi square distribution?

301


Can you define analytics?

306


why is data cleaning important for analysis?

315


How would you add value to the company through your projects?

344


How to run a pycharm debugging?

367


Which methods are defined for a class of iterators?

308


How do you overcome challenges to your findings?

327


What is the difference between a cluster and systematic sampling?

300


Implementing pow function

313


Write the code to reverse a Linked list.

365


Explain how to merge the files into a single dataframe?

322


What is nosql? Name some examples of nosql databases. What is a key value store? What is column storage? What is a document database?

256


A stranger uses a search engine to find something and you do not know anything about the person. How will you design an algorithm to determine what the stranger is looking for just after he/she types few characters in the search box?

388


What is the job of a data scientist?

305


How can outlier values be treated?

356