Data Science Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Data Science Interview Questions

Questions Answers Views Company eMail

What are decorators in Python?

2 1313

What is the return type of the function ID?

329

What is a C ++ iterator?

302

Which methods are defined for a class of iterators?

350

Define the unit test with PyUnit?

343

Python or R is better for data science?

391

What are the drawbacks of the linear model?

348

What education is required for data science role?

319

Why do we need generators in Python?

445

What is the difference between iterator and generator in Python?

401

What are iterators in Python?

367

What does ITER () do in Python?

454

Python is enough for data science ?

339

What is a generating function?

354

Which language is best for data science?

342

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Un-Answered Questions { Data Science }

Why data cleaning plays a vital role in analysis?

379

Name commonly used algorithms.

405

How do you understand by bias variance trade off?

319

Why do you need a for loop?

325

Can you explain k-mean?

391

What is meant by R statistics?

321

How will you decide which version (Version 1 or Version 2) of the Surge Pricing Algorithms is working better for Uber ?

369

What is the return type of the function ID?

329

Explain data cleansing?

325

What are limitations of DBSCAN?

453

Explain the difference between overfitting and underfitting?

366

What is the aim of a/b testing?

312

What are the different performance metrics for evaluating Uber services?

320

What tools or devices help you succeed in your role as a data scientist?

352

What is the central limit theorem? How is a normal distribution different from chi square distribution?

340

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