NTT DATA Interview Questions (With Answers)

523 Questions asked

May 2026 First seen

Sep 2026 Last seen

523 Unique questions

🥧 Difficulty mix

How hard are these questions?

Easy 81 (15%)Medium 371 (71%)Hard 71 (14%)

📊 Question type

Breakdown by interview phase

🔥 12-week activity

When candidates are asked these

Last 12 weeks →

🏷️ Top topics

Where these questions cluster

Devops 57

Ai Machine Learning 36

Java 35

Algorithms Data Structures 32

Databases Sql 31

Data Engineering 30

Javascript Typescript 26

Frontend 24

👤 Experience level mix

What seniority these are asked at

Fresher (0-1yr) 80Junior (1-3yr) 2Mid (3-6yr) 369Senior (6+yr) 72

📝 Recent questions

Latest 10 asked by candidates

🟡 Medium ✅

How do you optimize Spark jobs? What happens internally when you run a Spark job?

Spark Optimization Distributed Computing

Conceptual · Asked 1× · Sep 2026

🟡 Medium ✅

You discussed comprehensive error handling and monitoring strategies in your FastAPI services. Can you share an example where these measures helped you quickly detect and resolve an issue?

Fastapi Monitoring Error Handling

Behavioral · Asked 1× · Sep 2026

🟢 Easy ✅

How many clusters are available in the database?

Clusters Database

Conceptual · Asked 1× · Sep 2026

🟡 Medium ✅

How would you mask a 16‑digit credit card number to display only the last four digits, and how would you handle cases where the number is shorter or longer than 16 digits or contains non‑numeric characters?

Credit Card Masking Data Validation Security

Coding · Asked 1× · Sep 2026

🟢 Easy ✅

Which AWS service handles scheduling, monitoring, and cataloging metadata for data in Amazon S3, providing ETL orchestration?

Aws Glue Etl Orchestration Data Catalog

Conceptual · Asked 1× · Jul 2026

🔴 Hard ✅

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🥧 Difficulty mix

📊 Question type

🔥 12-week activity

🏷️ Top topics

👤 Experience level mix

📝 Recent questions

How do you optimize Spark jobs? What happens internally when you run a Spark job?

You discussed comprehensive error handling and monitoring strategies in your FastAPI services. Can you share an example where these measures helped you quickly detect and resolve an issue?

How many clusters are available in the database?

How would you mask a 16‑digit credit card number to display only the last four digits, and how would you handle cases where the number is shorter or longer than 16 digits or contains non‑numeric characters?

Which AWS service handles scheduling, monitoring, and cataloging metadata for data in Amazon S3, providing ETL orchestration?

How would you compare binary search tree and AVL tree for a production system?

How would you test a component that depends on rod cutting?

How would you test a component that depends on Next.js?

What follow-up could reveal whether a candidate really understands ladders?

What security considerations apply to hydration?

🎤 Want these answered in real-time during your interview?