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Han River Technology Software Engineer Interview Questions
The questions to prepare for a Han River Technology Software Engineer interview. Questions from real interview reports rank first. Updated daily.
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SQL & Data ManipulationStart here. 1 question + 3 drills · ~38 min
Joining Two Tables in SQLMedium
Tests SQL join syntax and the ability to reason about result set differences.
JoinssqlHHan River Technology
Inner Join vs Left JoinEasy
Practice
Practice drillUse a LEFT JOIN to return every user, including users without an assignment, and distinguish unmatched rows from matched rows.
null handlingJoinssql
TransUnion
Thirdware Solution
Antra
TransUnionThirdware SolutionAntraSQL JoinsEasy
Practice
Practice drillDemonstrate common SQL join types by comparing matched, unmatched, and Cartesian row counts.
Joinssqldatabase querying
GoogleAA healthcare data
Kantar
GoogleAA healthcare dataKantarCompute Category Sales by LocationMedium
Practice
Practice drillCalculate sales value by item category and location using pricing validity and a specified date range.
Date FunctionsJoinssql
Amazon AdvertisingAAmazon Kuiper Manufacturing Enterprises
Amazon DSP
Amazon AdvertisingAAmazon Kuiper Manufacturing EnterprisesAmazon DSP2
System Design1 question · ~8 min
Machine Test System DesignMedium
Evaluates your approach to designing a machine testing system and structuring core components.
designHHan River Technology
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The finish line: interview-readyComplete all 2 questions plus 3 hands-on drills to finish this plan.