Top 50
Prep plan
Updated weekly · Last refresh Oct 17

Netcracker Technology QA Engineer Interview Questions

The questions to prepare for a Netcracker Technology QA Engineer interview. Questions from real interview reports rank first. Updated daily.

50questions
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1
SQL & Data ManipulationStart here. 11 questions + 2 drills · ~111 min
Second Highest Without AggregatesHard
Practice

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

SubqueriesRankingSelf-JoinsNetcracker Technology
Key Constraints in Relational DatabasesEasy

Explain how primary key, foreign key, and unique key constraints differ and how they enforce data integrity in relational databases.

basicssqldata integrityNetcracker Technology
Data Integrity in Migration ValidationMedium

Explain how to preserve data integrity during a large database migration using reconciliation queries, joins, CTEs, and transaction controls.

data migrationdatabasesdata integrityNetcracker Technology
SQL Highest Salary Per DepartmentMedium
Practice
Practice drill

Find each department's maximum salary and all employees tied at that salary using LEFT JOINs and a correlated subquery.

sqlAggregationsAutomatic Data ProcessingTechminds GroupNetcracker Technology
Scenario-Based Business CaseHard
Practice
Practice drill

Aggregate project outcomes and present a defensible SQL-based business case analysis.

project experienceJoinsbusiness problemTikTok
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2
Execution4 questions · ~33 min
Waterfall StepsMedium

Evaluates knowledge of the Waterfall SDLC and how well you can describe it.

Netcracker Technology
Test Documentation in DetailMedium

Evaluates your ability to create complete, role-appropriate QA documentation.

Netcracker Technology
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3
Technical Fundamentals13 questions · ~107 min
Agile vs WaterfallMedium

Tests your ability to compare SDLC approaches and relate them to delivery practices.

AgilewaterfallNetcracker Technology
SDLC and STLC Life CyclesMedium

Assesses understanding of end-to-end lifecycle concepts for QA within the delivery process.

sdlcNetcracker Technology
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4
Behavioral & Leadership21 questions · ~173 min
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5
More topics1 question · ~8 min
Abstract Test Plan for BillingHard

Tests your test planning rigor and ability to define artifacts for a complex module.

test planningNetcracker Technology
The finish line: interview-readyComplete all 50 questions plus 2 hands-on drills to finish this plan.