Real questions from top companies
Describe the ZS projects you worked on
Describe the concept of data sharding and when to use it.
Describe your approach to managing data deduplication.
Describe your approach to the case study.
Describe your preferred work environment and collaboration style.
Designing Mixpanel - event-driven analytics platform
Difference between stubs and skeletons in RMI (Remote Method Invocation)
Difference between var, val, and def in Scala
Discarding Local Changes in Git
Discuss API error handling and retry mechanisms.
Discuss Logical Plan vs Physical Plan
Discuss Primary, Foreign, and Composite Keys.
Discuss the average data volume handled and strategies used for efficient processing.
Discuss the nature and volume of data you manage daily
Discussion of role models and what was learned from them.
Do you interact directly with business users?
Explain Job vs. Interactive Clusters.
Explain XComs
Explain clustering with a real-time example.
Explain how Bucket Policies differ from IAM Policies.
Type or paste your answer to any of these questions and our AI Coach scores it, highlights gaps, and rewrites it at FAANG quality. Free to try.