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Updated weekly · Last refresh Oct 17

Havells India Software Engineer Interview Questions

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

50questions
~8htotal time
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1
CodingStart here. 17 questions · ~162 min
Find Duplicates in ArrayEasy
Practice

Use a hash map to return each array element that occurs more than once, preserving first-occurrence order.

deduplicationArraysArray ManipulationHavells India
C vs C++ and Output PredictionMedium

Assesses language fundamentals and ability to reason about code behavior.

coding challengec++Havells India
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2
SQL & Data Manipulation6 questions + 1 drill · ~67 min
Key Constraints in SQLEasy
Practice

Use PostgreSQL metadata to distinguish a primary key constraint from a unique constraint.

data validationdata integritydatabase conceptsHavells India
Second Highest Trader SalaryEasy
Practice

Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.

SubqueriesRankingSortingHavells India
Anagram Check With SQLMedium
Practice
Practice drill

Compare normalized character signatures to determine whether each pair of strings is an anagram.

data cleaningJoinsstring manipulationAdobe
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3
Security & Infrastructure6 questions · ~57 min
Electrical Engineering and SMPSHard

Explain electrical fundamentals, SMPS operation, regulation, efficiency, failure modes, and security considerations in embedded power systems.

HardwareEmbedded Systemshardware debuggingHavells India
Basic Electronics and C ProgrammingHard

Explain electronics fundamentals and apply safe, testable C techniques to embedded hardware while addressing memory and firmware security.

memory managementHardwareEmbedded SystemsHavells India
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4
Technical Fundamentals3 questions · ~29 min
Polymer Properties and ApplicationsHard

Compare polymer structures, thermal and mechanical properties, recyclability, and suitable real-world applications.

technical fundamentalstechnical knowledgeHavells India
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5
Behavioral & Leadership16 questions · ~152 min
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6
More topics2 questions · ~19 min
Energy Segregation ML ProjectMedium

Tests your ability to explain a technical ML project and its practical impact.

Machine LearningHavells India
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The finish line: interview-readyComplete all 50 questions plus 1 hands-on drill to finish this plan.