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Celebal Technologies Software Engineer Interview Questions

The questions to prepare for a Celebal Technologies Software Engineer interview. Questions from real interview reports rank first. Updated weekly.

50questions

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1

SQL & Data ManipulationStart here. 17 questions + 2 drills · ~161 min

SQL Joins Across TablesMedium

Join Health Catalyst care gap data with patient and outreach records to prioritize active patients needing follow-up.

SubqueriesJoinsData Wrangling

Celebal Technologies

Understanding ACID Properties in DatabasesMedium

Explain the ACID properties of database transactions and their importance.

Celebal Technologies

Optimize a Slow Database QueryHard

Tests performance troubleshooting skills using indexing, query plans, and query rewriting.

performancequery optimizationsql

Celebal Technologies

Top Customers by Net SalesMedium

Compute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.

SubqueriesJoinsData Wrangling

Second Highest Without AggregatesHard

Find the second highest salary in each department without using aggregate functions.

SubqueriesRankingSelf-Joins

Cisco Restaurant + Bar

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2

Coding20 questions · ~166 min

Level Order Traversal LogicMedium

Tests data structures knowledge and your ability to explain traversal algorithms clearly.

traversalAlgorithms

Celebal Technologies

Create Server and Handle SocketsMedium

Tests your understanding of server-side networking and event-driven socket handling.

Networking

Celebal Technologies

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3

Security & Infrastructure6 questions · ~50 min

TCP/IP Model NetworkingMedium

Evaluates your grasp of core networking layers and concepts.

Networking

Celebal Technologies

Node Package Manager BasicsEasy

Tests foundational knowledge of npm and its role in Node.js projects.

Celebal Technologies

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4

Behavioral & Leadership6 questions · ~50 min

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5

More topics1 question · ~8 min

Your Strengths and WeaknessesEasy

Tests self-awareness and how you position yourself for success in an Account Executive role at Aqr.

Trade-offsSuccess CriteriaRisk Assessment

Celebal Technologies

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