Java
- Collections framework
- Multithreading
- Exception handling
- JVM internals
Oracle Preparation Guide 2025 - Complete SDE Strategy
Complete guide for Oracle SDE interviews with Java, SQL, and DSA preparation for 2025.
Oracle Preparation Guide
Section titled “Oracle Preparation Guide”Complete guide for Oracle SDE interviews. Strong focus on Java, DBMS, and enterprise concepts.
Key Topics
Section titled “Key Topics”DBMS
- SQL queries
- Normalization
- ACID properties
- Indexing
6-Week Plan
Section titled “6-Week Plan”| Week | Focus |
|---|---|
| 1-2 | DSA + Java basics |
| 3-4 | SQL + DBMS |
| 5-6 | Mock tests + OOPs |
Resources
Section titled “Resources”- LeetCode Oracle tagged
- Java documentation
- SQL practice (HackerRank)
Related Resources
Section titled “Related Resources”Oracle Coding
Practice problems. View Questions →
Oracle Experience
Real experiences. Read Experiences →
Java + SQL = Oracle Success!
Last updated: February 2026