question stringlengths 7 711 | domain stringclasses 19
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|---|---|---|---|---|---|
Describe an aspect of your role you learned at your former job that you feel will be beneficial to your future role at SAP | Data Science | SAP | null | null | null |
Describe any hurdles you have overcome while working with supervised machine learning, and how did you overcome them? | Data Science | Chime | null | null | null |
Describe Apache Spark and how it is different from Hadoops MapReduce. | Data Engineer | Capital One | null | null | null |
Describe batch gradient descent, stochastic gradient descent, and mini-batch gradient descent. | Machine Learning | null | null | null | null |
Describe both generative and discriminative models and give an example of each? | Machine Learning | Robinhood | null | null | null |
Describe circumstances that require a list, tuple or set in Python. | Data Science | Goldman Sachs | null | null | null |
Describe Conditional Probability and Provide an Example. | Data Analytics | Mastercard | null | null | null |
Describe Different Regularization Methods, Such as L1 and L2 Regularization? | Machine Learning | null | null | null | null |
Describe dimensionality reduction and its advantages. | Data Science | Stripe | null | null | null |
Describe dimensionality reduction and its advantages. | Data Science | Block | null | null | null |
Describe entropy in the context of machine learning, and show mathematically how to maximize it assuming N states. | Machine Learning | Robinhood | null | null | null |
Describe gradient descent and its role in optimizing machine learning models. | Machine Learning | null | null | null | null |
Describe gradient descent and the motivations behind stochastic gradient descent? | Machine Learning | Robinhood | null | null | null |
Describe Hadoop streaming. | Data Engineer | Morgan Stanley | null | null | null |
Describe hashing and also give an example of when you should use it. | Data Science | Glider | 2,023 | null | null |
Describe how a recurrent neural network works. | Data Science | PayPal | null | null | null |
Describe how Python’s with statement works and provide an example of its usage. | Python | null | null | No | No |
Describe how XGBoost differs from Random Forest algorithms and provide an instance where you would prefer one over the other. | Data Engineer | JPMorgan Chase | null | null | null |
Describe how you align with JD? | Data Analytics | Wells Fargo | null | null | null |
Describe how you ensure that your data is accurate and reliable. | Data Science | Stripe | null | null | null |
Describe how you would analyse user behaviour data to spot trends or anomalies. | Data Science | PayPal | null | null | null |
Describe how you would analyze churn rates for different subscription plans, identifying factors contributing to churn and areas for improvement. | Data Analytics | Stripe | null | null | pe |
Describe how you would sort floating numbers between 0 and 1 in low memory conditions with only 4GB available but the file being 32GB. | Data Science | JPMorgan Chase | null | null | null |
Describe how you would use data analytics to track and analyze the impact of a hypothetical data breach on Stripes customer base and identify areas for mitigation. | Data Analytics | Stripe | null | null | pe |
describe how you would use machine learning to optimize amazon's supply chain management, ensuring timely delivery and minimizing costs. | Data Science | AWS | null | null | null |
Describe Hypothesis Testing. How is the statistical significance of an insight assessed? | Data Science | null | null | null | null |
Describe internship and research projects | Data Engineer | Shell | 2,023 | null | null |
Describe LEFT JOIN and the difference between LEFT JOIN and INNER JOIN. | SQL | null | null | null | null |
describe linear regression vs. logistic regression | Machine Learning | AWS | null | null | null |
Describe NameNode. | Data Engineer | Morgan Stanley | null | null | null |
Describe one of your most successful projects. | Data Analytics | Glider | 2,022 | null | null |
Describe one time where you took a leadership position in a group project? | Data Analytics | Goldman Sachs | null | null | null |
describe prior projects/datasets that you worked with | Data Science | IBM | null | null | null |
Describe probabilistic graphical model? | Machine Learning | Glider | 2,023 | null | null |
Describe random forests and their advantages over single-decision trees. | Machine Learning | null | null | null | null |
Describe regression to an executive with no background in statistics. | Data Science | Chime | null | null | null |
Describe reinforcement learning and root cause analysis. | Data Science | Stripe | null | null | null |
Describe reinforcement learning and root cause analysis. | Data Science | Block | null | null | null |
Describe something in statistics you recently learnt and like | Data Science | JPMorgan Chase | null | null | null |
Describe teamwork experience with different bgs | Data Science | JPMorgan Chase | null | null | null |
Describe technical debt. | Data Science | Glider | 2,023 | null | null |
Describe the architecture of the Transformer model. | Machine Learning | null | null | null | null |
Describe the Bernoulli distribution. | Machine Learning | null | null | null | null |
Describe the chi-squared distribution. | Machine Learning | null | null | null | null |
Describe the components of Microsoft's self-service BI solution. | Data Analytics | null | null | null | null |
Describe the concept of a database transaction. Why is it important to maintain data integrity? | SQL | null | null | null | null |
Describe the concept of conditional probability density function (PDF). | Machine Learning | null | null | null | null |
Describe the concept of hypothesis testing and when it is used? | Data Science | American Express | null | null | null |
Describe the Cost function in logistic regression. | Data Analytics | Morgan Stanley | null | null | null |
Describe the data types in SQL. | SQL | null | null | null | null |
Describe the Difference Between Correlation and Autocorrelation | Data Science | null | null | null | null |
Describe the difference between leading indicators and lagging indicators in the context of product metrics. Describe the indicators in the context of product metrics associated with Stripe. | Data Science | Stripe | null | null | null |
Describe the difference between WHERE and HAVING in SQL. | SQL | null | null | null | null |
Describe the different regularization techniques used to prevent overfitting in machine learning. | Machine Learning | JPMorgan Chase | null | null | null |
Describe the idea behind boosting. Give an example of one method and describe one advantage and disadvantage it has? | Machine Learning | Robinhood | null | null | null |
Describe the idea behind PCA and go through its formulation and derivation in matrix form. Go through the procedural description and solve the constrained maximization. | Machine Learning | Robinhood | null | null | null |
describe the importance of oracle roles in managing access control. | Data Analytics | Oracle | null | null | null |
Describe the information that needs to be output for each sell transaction. | Data Science | Robinhood | null | null | null |
Describe the JOIN types. | SQL | null | null | null | null |
Describe the model formulation behind logistic regression and how to maximize the log-likelihood of a given model (using the two-class case). | Machine Learning | Robinhood | null | null | null |
Describe the Model-View-Controller (MVC) architecture. | Python | null | null | No | No |
Describe the Poisson distribution and its characteristics. | Machine Learning | null | null | null | null |
Describe the process of database mirroring. | SQL | null | null | null | null |
describe the process of designing a statistical model to predict product demand for amazon's inventory management system. what factors would you consider, and how would you validate the model? | Data Science | AWS | null | null | null |
Describe the process of hypothesis testing, including null and alternative hypotheses. | Machine Learning | null | null | null | null |
Describe the process triggered by the Block Scanner upon identifying a corrupted data block in detail. | Data Engineer | Capital One | null | null | null |
Describe the Python Functions? | Python | null | null | No | No |
Describe the SELECT statement. | SQL | null | null | null | null |
Describe the setup algorithmically with formulas for Expectation-Maximization. | Machine Learning | Robinhood | null | null | null |
Describe the setup and assumptions of using linear discriminant analysis (LDA). | Machine Learning | Robinhood | null | null | null |
Describe the significance of data locality in Hadoop and its impact on performance. | Data Engineer | JPMorgan Chase | null | null | null |
describe the significance of the oracle redo log. | Data Analytics | Oracle | null | null | null |
Describe the Star Schema. | Data Engineer | Morgan Stanley | null | null | null |
Describe the Star Schema. | Data Analytics | Morgan Stanley | null | null | null |
Describe the Support Vector Machine (SVM) Algorithm. | Data Analytics | Mastercard | null | null | null |
Describe the use of Markov models in sequential data analysis? | Machine Learning | null | null | null | null |
describe to me how pca works. | Data Science | Google | null | null | null |
Describe Type I and Type II errors in hypothesis testing. | Data Science | null | null | null | null |
Describe univariate, bivariate, and multivariate analysis. | Data Analytics | null | null | null | null |
describe univariate, bivariate, and multivariate analysis. | Data Analytics | Oracle | null | null | null |
Describe univariate, bivariate, and multivariate analysis. | Data Analytics | Pico MES | null | null | null |
Describe various machine learning terms. | Data Science | JPMorgan Chase | null | null | null |
Describe your experience with Agile delivery methods, such as Scrum or Kanban. | Data Engineer | Shell | null | null | null |
Describe your experience with Agile methodology in data engineering teams. | Data Engineer | Visa | null | null | null |
Describe your experience with data compliance regulations (e.g., GDPR, CCPA) and their impact on data engineering practices. | Data Engineer | Robinhood | null | null | null |
describe your experience with data structures and algorithms. | Data Analytics | Nvidia | null | null | null |
Describe your experience with databases like Oracle, SQL, PostgreSQL, or DynamoDB. | Data Engineer | Shell | null | null | null |
Describe your experience with ETL (Extract, Transform, Load) tools and frameworks. | Data Engineer | Robinhood | null | null | null |
Describe your experience with problem-solving. | Data Analytics | PayPal | null | null | pe |
Describe your experience with relational databases like MySQL or PostgreSQL. | Data Engineer | Robinhood | null | null | null |
Describe your experience with SQL and database querying. How do you optimize queries for performance when working with large datasets? | Data Analytics | Coinbase | null | null | null |
Describe your Favorite ML Project ? | Data Science | PayPal | null | null | null |
Describe your general process of building a classification model. | Data Science | Morgan Stanley | null | null | null |
Describe your knowledge of data modeling principles and your ability to design a schema that captures all necessary data points for analytics. | Data Engineer | Capital One | null | null | null |
Describe your previous experiences in a similar role. | Data Analytics | JPMorgan Chase | null | null | null |
Describe your process for presenting complex data analysis findings to non-technical stakeholders. How do you ensure clarity and relevance in your presentations? | Data Analytics | Coinbase | null | null | null |
Describe your process for presenting complex data analysis findings to non-technical stakeholders. How do you ensure clarity and relevance in your presentations? | Machine Learning | Coinbase | null | null | null |
Describe your projects? | Machine Learning | Wells Fargo | null | null | null |
Describe your work style and how you like to approach tasks? | Machine Learning | Capital One | null | null | null |
Describe yourself as a person. | All | Mastercard | null | null | pe |
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