Top 21

Prep plan

Updated weekly · Last refresh Sep 21

Denodo Software Engineer Interview Questions

The questions to prepare for a Denodo Software Engineer interview. Questions from real interview reports rank first. Updated daily.

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CodingStart here. 4 questions · ~44 min

Merge Two Sorted ArraysEasy

Practice

Merge two sorted arrays into one sorted array using a two-pointer linear scan.

ArraysSortingTwo Pointers

Denodo

Reverse a Linked ListEasy

Practice

Reverse a singly linked list in place using pointer manipulation.

RecursionLinked Lists

Denodo

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SQL & Data Manipulation5 questions + 1 drill · ~65 min

SQL Duplicate DetectionEasy

Practice

Find duplicate customer profiles by grouping on identifying fields and returning only repeated records.

Group ByHavingAggregations

Denodo

SQL vs NoSQL DifferencesEasy

Practice

Query a comparison table to present the key structural and operational differences between SQL and NoSQL databases.

nosqlJoinsData Wrangling

Denodo

SQL Aggregation for HR HeadcountEasy

Practice

Practice drill

Count employees assigned to the HR department using a filtered aggregate query.

Data ManipulationGroup ByCase When

Denodo

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Behavioral & Leadership6 questions · ~66 min

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More topics6 questions · ~66 min

Design an End-to-End Data PipelineMedium

Approach for designing an end-to-end data pipeline from ingestion through transformation, storage, and downstream consumption.

data pipelinedesigningestion

Denodo

Choose Monolith or MicroservicesMedium

Evaluate the execution trade-offs between monoliths and microservices and explain how you would choose the right approach.

Trade-offsRisk AssessmentScope Management

Denodo

Denodo KnowledgeMedium

Assesses your familiarity with Denodo’s data virtualization value and positioning.

interestcompany knowledge

Denodo

Kerberos and OSI LayersMedium

Tests your understanding of Kerberos authentication and basic network layering.

Networking

Denodo