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Built by students, for students — practice company-specific OAs, DSA sheets, and real interview experiences to land your dream role.

Ready to crack your next OA?

Practice company-specific questions trusted by thousands of students across India.

Start Practicing Go Premium

OA Practice·DSA·Placements

Disclaimer: OAHelper is an independent educational platform. We (oahelper.in) do not own the images or questions shown. Content is uploaded by users.

Coding Topic

Bitmask OA Questions

Practice 39+ Bitmask coding questions from real online assessments. Filter by company, solve in the OAHelper editor, and prepare for company-wise OAs.

easy Bitmask medium Bitmask hard Bitmask

QuestionCompanyDifficulty

Project Phase Task AssignmentinfosysMedium Salesforce Field Service ManagementsalesforceHard WordplaybrowserstackMedium

Disk Storage

uber

Hard

Circular DefenseemergentMedium

Hamilton pathhummingbirdHard

Minimum Transactions to Settle DebtsaristaHard

Budget planninggodrejHard

Beautiful ArrangementschubbMedium

Family DinnerinnovacerHard

Minimum Time to Transport All Individualsinmobi glance iitkgpHard

Modified Knapsack Problemamazon 14octEasy

Valid PuzzleaccentureMedium

Omega Prime SubsetsmedianetHard

Christmas partydealshareMedium

Uber Green Zone ExpansionuberMedium

Good SubsequencesgrowMedium

Omega Primesmedianet 5sepHard

Minimum Time for Food DeliveriescredHard

WordplayzetaMedium

Optimal Fertilizer Mixgoldman sachsEasy

Maximum Grid Tile Sumalgo universityHard

Uber Green Zone ExpansionuberHard

Parking Grid CoverageadobeHard

Optimize Server LoadnutanixHard

Seat bookingmeesho 17julyHard

Deepika's Flower JourneyflipkartHard

Minimum Days to Service Sitesflipkart 20julyHard

Complementary PairsmicrosoftMedium

Transaction Simplificationgoldman sachsHard

Minimum Operations for Character GroupinginfosysHard

Processor Deployment EfficiencymeeshoMedium

Infinity Stones AvPpgmedia netHard

Delivery Route OptimizationsamsungMedium

Maximize CPU UtilizationwayfairHard

Drop-off CenterszscalerHard

Bob Navigates a MazethoughtspotHard

Similar StringsagodaMedium

Maximum Sum of Two Numbers Without Common DigitsmicrosoftMedium

All topics All problems Company-wise OA questions infosys OA questions salesforce OA questions browserstack OA questions uber OA questions emergent OA questions hummingbird OA questions

Bitmask OA Questions | OAHelper