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Updated: Sep 09, 2026
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Oracle 1Z0-855 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Java Standard Edition 6 Developer Certified Master Downloadable Project (Step 1 of 2) |
| Exam Number: | 1Z0-855 |
| Exam Format: | Code submission and validation, Practical coding implementation, Downloadable assignment project |
| Related Certifications: | Oracle Certified Professional, Java SE 6 Programmer Oracle Certified Master, Java SE 6 Developer (Step 2: Essay Exam 1Z0-856) |
| Passing Score: | Pass/Fail |
| Exam Price: | Varies (historical Oracle certification fee; assignment-based pricing not consistently published) |
| Available Languages: | English |
| Exam Duration: | Project-based (up to several days; submission window historically ~weeks) |
| Certificate Validity Period: | No expiration (legacy Oracle certification program) |
| Recommended Training: | Oracle University Java SE 6 Training |
| Exam Registration: | Oracle Certification Portal |
| Exam Way: | Offline downloadable assignment project with remote submission (historical Oracle OCM format) |
| Pre Condition: | Oracle Certified Professional, Java SE 6 Programmer (or equivalent Java SE certification recommended) |
| Official Syllabus URL: | https://education.oracle.com |
Oracle 1Z0-855 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Java Language Fundamentals | - Core language constructs
|
| Topic 2: Java APIs and Core Libraries | - I/O and Serialization
|
| Topic 3: Database Connectivity | - JDBC API usage
|
| Topic 4: Application Design and Implementation | - Software design principles
|
| Topic 5: Concurrency and Multithreading | - Thread management
|
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