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Foraysoft Interview Questions

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

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1
Technical FundamentalsStart here. 10 questions · ~88 min
ArrayList vs LinkedListEasy

Compare Java ArrayList and LinkedList internals, operation costs, memory behavior, and appropriate use cases.

javaData Structurestechnical fundamentalsFForaysoft
String Immutability in JavaHard

Tests how Java String immutability affects object creation, pooling, hashing, concurrency, performance, and sensitive-data handling.

javaLanguage FeaturesJVM InternalsFForaysoft
Azure DevOps ExperienceMedium

Evaluates practical exposure to Azure DevOps in production settings.

production environmentcloud platformsFForaysoft
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2
System Design8 questions · ~70 min
Parking Lot System DesignHard

Design parking lot services and schema for two-wheelers and four-wheelers, then extend the design for ML-powered requirements.

database accessdesignml inferenceFForaysoft
Handling Service FailuresMedium

Tests your approach to resiliency patterns like retries, timeouts, and graceful degradation.

resilienceFForaysoft
Securing a REST APIMedium

Assesses authentication, authorization, and secure design practices for APIs.

restapiSecurityFForaysoft
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3
Behavioral & Leadership5 questions · ~44 min
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4
More topics2 questions · ~18 min
Transform Nested JSON to TablesHard
Practice

Recursively flatten nested JSON objects and expand arrays of objects into tabular rows.

ArraysData StructurespythonFForaysoft
Checked vs Unchecked ExceptionsEasy

Explain how Java's checked and unchecked exceptions differ in compiler treatment, typical causes, and API design use.

error handlingjavadatabase conceptsFForaysoft

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