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Samsung Electronics Data Engineer Interview Questions

The questions to prepare for a Samsung Electronics Data Engineer interview. Questions from real interview reports rank first. Updated weekly.

20questions
~3htotal time
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1
CodingStart here. 4 questions · ~36 min
Nested Loop for 2D ArrayEasy
Practice
Recently asked

Create a Samsung Semiconductor inspection grid with sequential values using a nested Python list comprehension.

loopsMatrixpythonSamsung Electronics
Merge Two Numbers in PythonEasy
Recently asked

Evaluates your understanding of basic Python operations and data handling.

pythonSamsung Electronics
Easy String ProcessingEasy
Recently asked

Tests your fundamentals for string manipulation and algorithmic thinking.

Samsung Electronics
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2
SQL & Data Manipulation5 questions + 3 drills · ~75 min
Handling Duplicates and Nulls in SQLEasy
Recently asked

Explain practical SQL approaches for identifying, removing, and preventing duplicates and NULL-related data quality issues.

Data WranglingGroup ByCase WhenSamsung Electronics
Customer Orders: LEFT vs INNER JOINEasy
Recently asked

Explain how INNER JOIN and LEFT JOIN differ, and when to use each for matched-only versus all-left-row analysis.

JoinsData WranglingGroup BySamsung Electronics
Complex Joins and AggregatesMedium
Recently asked

Tests ability to write SQL with joins and aggregations for analytics-style metrics.

JoinsperformanceAggregationsSamsung Electronics
SQL, Python, and Spark WorkflowMedium
Recently asked

Assesses your practical workflow across SQL, Python, and Spark for production data engineering.

sqlpythonsparkSamsung Electronics
Analyzing Operations Bottlenecks with SQLHard
Practice
Practice drill

Use multi-level CTEs, joins, and LAG to identify Samsung regional inventory shortages and late deliveries.

JoinsperformanceAggregationsSamsung ElectronicsApeel Sciences
Group Filtering with HAVINGEasy
Practice
Practice drill

Use GROUP BY and HAVING to find NetSuite customers with at least two approved sales orders.

Group ByHavingAggregationsNetsuiteIdexcelSamsung Electronics
SQL Average Sales Per MonthEasy
Practice
Practice drill

Calculate average sale amount by month using date filtering, grouping, and AVG aggregation.

sqlAggregationsAviso AISamsung Electronics
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3
Behavioral & Leadership11 questions · ~100 min
Using Data Under AmbiguityMedium
Recently asked

Tests data-driven problem solving in ambiguous situations, with emphasis on ownership, stakeholder alignment, and measurable business impact.

CommunicationProblem SolvingOwnershipSamsung Electronics
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The finish line: interview-readyComplete all 20 questions plus 3 hands-on drills to finish this plan.