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Updated: Jul 17, 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: | Programming Assignment, Design & Implementation, Code Submission |
| Certificate Validity Period: | No expiration |
| Passing Score: | Project evaluation: 70% minimum |
| Available Languages: | English |
| Related Certifications: | Oracle Certified Master, Java SE 6 Developer (requires 1Z0-856) |
| Exam Duration: | Unlimited / Self-paced |
| Real Exam Qty: | 0 (Practical Assignment) |
| Exam Price: | USD 245 |
| Recommended Training: | Object-Oriented Analysis and Design Using UML Java SE 6 Programming |
| Exam Registration: | Pearson VUE Oracle University Registration |
| Exam Way: | Self-paced downloadable project; complete locally, submit source code and documentation via Oracle portal |
| Pre Condition: | Must hold Oracle Certified Professional, Java SE 5/SE 6/SE 7/SE 8 Developer certification (1Z0-851, 1Z0-852, 1Z0-804, 1Z0-809) or equivalent legacy Sun certification |
| Official Syllabus URL: | https://education.oracle.com/oracle-certified-master-java-se-6-developer/trackp_158 |
Oracle 1Z0-855 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Java SE 6 Core Implementation | 40% | - Networking & Socket Programming - Input/Output & File Handling - Data Structures & Collections - Concurrency & Thread Control |
| Topic 2: User Interface & Functionality | 20% | - Application Usability - Swing GUI Components - Event Handling Mechanisms |
| Topic 3: Application Design & Architecture | 30% | - Class Structure & Modularity - Object-Oriented Analysis & Design - Design Pattern Usage |
| Topic 4: Documentation & Quality | 10% | - Error Handling & Exception Management - Code Readability & Standards - Javadoc & Technical Comments |
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