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Oracle Software Engineer Interview Questions

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

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1
CodingStart here. 11 questions · ~132 min
Swap Integers In PlaceEasy
Practice
Recently asked

Swap two integer values without an explicit temporary variable using Python simultaneous assignment.

Oracle
Linked List Palindrome With One RemovedMedium
Practice
Recently asked

Determine whether an OCI event list can become a palindrome after deleting at most one element using two pointers.

Oracle
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2
SQL & Data Manipulation10 questions + 2 drills · ~140 min
Delete vs Truncate vs DropMedium
Recently asked

Evaluates understanding of SQL data definition and data manipulation commands.

sqlOracle
Window Functions for DuplicatesMedium
Practice
Recently asked
Practice drill

Use window functions to flag duplicate worklogs and calculate project running totals with prior and next hour comparisons.

Window FunctionsData ManipulationsqlCapgeminiOracle
SQL Window Running MetricsMedium
Practice
Practice drill

Calculate per-user running request totals and trailing 30-day moving averages with PostgreSQL window functions.

Window FunctionsDate FunctionsData ManipulationOracle
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3
System Design11 questions · ~132 min
Subscription Billing System ArchitectureHard
Recently asked

Evaluates system design skills for billing workflows, scalability, and reliability.

Oracle
Scalable 3-Tier Architecture DesignHard
Recently asked

Assesses ability to structure distributed systems with clear separation of concerns.

scalabilityarchitectureOracle
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4
Security & Infrastructure6 questions · ~72 min
Oracle Cloud Networking KnowledgeMedium
Recently asked

Assesses your understanding of Oracle Cloud networking concepts and practical exposure.

NetworkingCloudOracle
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5
Technical Fundamentals8 questions · ~96 min
Why Linked Lists ExistMedium
Recently asked

Assesses conceptual understanding of data structures and memory tradeoffs.

Oracle
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6
Behavioral & Leadership3 questions · ~36 min
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7
More topics1 question · ~12 min
Oracle Project Migration to CloudHard
Recently asked

Assesses your ability to describe a real migration and the technical decisions you made.

project experienceOracle
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