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Updated weekly · Last refresh Aug 30

IBM Consultant Interview Questions

The questions to prepare for a IBM Consultant interview. Questions from real interview reports rank first. Updated weekly.

50questions
~7htotal time
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1
StrategyStart here. 8 questions · ~64 min
Tell Me About YourselfEasy
Recently asked

Tests your ability to deliver a clear, relevant introduction tailored to the role at Aqr.

Competitive AnalysisGo-to-MarketIBM
Strategic Market Demand EstimationHard

Evaluates strategic market sizing and reasoning for hybrid cloud migration opportunities at IBM.

cloud servicesMarket SizingIBM
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2
SQL & Data Manipulation3 questions + 3 drills · ~54 min
Rate Limiter ImplementationHard

Tests your ability to implement rate limiting logic correctly and safely in production code.

implementationIBM
Loading Core Files in GCC/G++Medium

Tests practical command-line and debugging knowledge using GCC/G++ core dumps.

IBM
Use FULL JOIN for Complete CoverageMedium
Practice
Practice drill

Use a PostgreSQL FULL JOIN to reconcile employees and departments, including unmatched records from both IBM tables.

sqlIBM
Simple SQL Count QueryEasy
Practice
Practice drill

Count Q1 Enterprise support tickets for each IBM product using LEFT JOIN, COUNT, and filtered join conditions.

sqlIBM
Employee Earnings SQL ChallengeEasy
Practice
Practice drill

Use CTEs and aggregation to find the highest employee earnings and count employees tied at that amount.

sqlAggregationsIBMInteractive Process Technology
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3
Behavioral & Leadership35 questions · ~280 min
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4
More topics4 questions · ~32 min
Costing, Golden Rules, and StandardsMedium

Evaluates understanding of cost governance and standards that affect IBM delivery and compliance.

IBM
Work With a Difficult Team MemberMedium

Tests conflict management and collaboration under interpersonal stress.

Trade-offsRisk AssessmentIBM
Why You Are a Good FitEasy

Tests your alignment to the Solutions Architect role and how you will add value at Duke Energy.

User NeedsValue PropositionIBM
Technical Skills for Business AnalysisEasy

Tests your core technical toolkit relevant to business analysis and analytics work.

User NeedsUse CasesIBM
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.