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Updated weekly · Last refresh Nov 11

Persistent Systems Software Engineer Interview Questions

The questions to prepare for a Persistent Systems Software Engineer interview. Questions from real interview reports rank first. Updated daily.

50questions
~10htotal time
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1
CodingStart here. 8 questions · ~92 min
Prime Number CodingEasy
Practice
Recently asked

Generate every prime number less than or equal to a given limit using trial division.

javaCodingBasic AlgorithmsPersistent Systems
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2
SQL & Data Manipulation8 questions · ~92 min
Highest Salary QueryEasy
Practice
Recently asked

Use the MAX aggregation to identify the highest salary in Persistent Systems employee records.

aggregationsql queryPersistent Systems
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3
Technical Fundamentals7 questions · ~80 min
Interface vs Abstract ClassMedium
Recently asked

Tests when to use an interface versus an abstract class, and what inheritance and implementation rules differ.

javaLanguage FeaturesabstractionPersistent Systems
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4
System Design8 questions · ~92 min
Decision Tree vs Random ForestMedium
Recently asked

Assesses practical ML model selection and tradeoff reasoning.

model selectionMachine LearningPersistent Systems
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5
Pipelines7 questions · ~80 min
Scalable Real-Time Data PipelineHard
Recently asked

Evaluates system design skills for building reliable, scalable real-time pipelines on GCP.

data processingPersistent Systems
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6
Security & Infrastructure4 questions · ~46 min
OOP and Networking FundamentalsMedium
Recently asked

Tests foundational knowledge of OOP and networking fundamentals.

NetworkingoopPersistent Systems
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7
More topics8 questions · ~92 min
Scalability Handling for 100,000 UsersMedium
Recently asked

Assesses scalability planning and performance thinking under sudden load.

scalabilityPersistent Systems
Docker and Kubernetes ContainerizationMedium
Recently asked

Tests practical containerization and orchestration knowledge for production deployments.

DevOpsClouddeploymentPersistent Systems
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