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Ltd. Interview Questions

The questions to prepare for Ltd. interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

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1
SQL & Data ManipulationStart here. 9 questions + 2 drills · ~98 min
Second Highest Without AggregatesHard
Practice

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

SubqueriesRankingSelf-JoinsLtd.
SQL Queries for RankingMedium
Practice
Practice drill

Rank active HSBC employees by division and return every employee tied for the highest or second-highest salary.

javasqlHsbc
Weekly Service KPI by TeamMedium
Practice
Practice drill

Analyze weekly service delivery performance by team using joins, a CTE, date aggregation, and KPI calculations.

KPIJoinssqlDeloitteReputation
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2
Coding9 questions · ~78 min
Reverse a String in PythonEasy
Practice

Reverse a string in Python using character traversal and return the reversed result.

StringsfunctionspythonLtd.
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3
Execution10 questions · ~87 min
Recover a Slipping ProjectMedium

Explain how you would diagnose and recover a project that is falling behind schedule without losing stakeholder trust.

Success CriteriaRoadmappingRisk AssessmentLtd.
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4
Strategy9 questions · ~78 min
Tell Me About YourselfEasy

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

Competitive AnalysisGo-to-MarketLtd.
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5
Security & Infrastructure3 questions · ~26 min
Instruction Processing on Linux and DOSMedium

Assesses your systems understanding and ability to compare execution models across environments.

javalinuxLtd.
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6
Sales & Customer5 questions · ~43 min
Past Sales ExperienceMedium

Evaluates relevance of your sales background to the Account Executive role.

sales experienceLtd.
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7
More topics5 questions · ~43 min
Design an Operations KPI HierarchyMedium

Build a KPI hierarchy that links frontline operational signals to business outcomes and supports better decisions.

operational metricsperformance measurementkpi hierarchyLtd.
E-Commerce System DesignHard

Evaluates system design thinking for building e-commerce features and services.

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