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Last Updated: Oct 28, 2026

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Oracle 1z0-485 Exam Overview:

Certification Vendor:Oracle
Exam Name:Oracle Exadata Database Machine 2014 Implementation Essentials
Exam Number:1Z0-485
Exam Format:Multiple Choice
Exam Duration:120 minutes
Certificate Validity Period:Non-expiring (version-specific)
Real Exam Qty:70-71
Passing Score:67%
Exam Price:USD 245 (varies by region)
Related Certifications:Exadata Database Machine Models X3-2 and X3-8 Implementation Specialist
Oracle Engineered Systems Certification
Available Languages:Japanese, English
Recommended Training:Oracle Exadata Database Machine 2014 Implementation Training
Exam Registration:Oracle University
Pearson VUE Registration
Sample Questions: DOWNLOAD DEMO
Exam Way:Proctored onsite / Online via Pearson VUE
Pre Condition:No mandatory prerequisites; recommended experience with Oracle Database administration, ASM, and RAC environments
Official Syllabus URL:https://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:1Z0-485

Oracle 1z0-485 Exam Syllabus Topics:

SectionObjectives
Topic 1: Monitoring, Maintenance & Patching- Enterprise Manager Exadata monitoring
- Rolling upgrades and patching procedures
- Lifecycle management
- Cell and grid metrics analysis
Topic 2: Performance & Database Features- Resource management
- Common database features on Exadata
- Performance tuning best practices
Topic 3: Oracle Exadata Architecture- Software Stack
  • 1. Grid Infrastructure components
    • 2. Exadata software architecture
      • 3. Oracle Database integration
        - Database Machine Components
        • 1. Compute nodes architecture
          • 2. Storage cells architecture
            Topic 4: Exadata Smart Features & Offloading- Smart Scan & Offload Processing
            • 1. SQL offloading
              • 2. Storage indexes
                - Smart Flash Cache
                • 1. Write-back vs Write-through modes
                  • 2. Flash cache configuration
                    - Compression Technologies
                    • 1. Hybrid Columnar Compression (HCC)
                      • 2. OLTP Compression
                        Topic 5: Backup, Recovery & Security- Troubleshooting and diagnostics
                        - RMAN integration with Exadata
                        - Access control and encryption
                        - Incremental backup optimization
                        Topic 6: Deployment & Configuration- Database Provisioning
                        • 1. ASM configuration
                          • 2. Database creation on Exadata
                            - Initial Setup
                            • 1. Network configuration
                              • 2. Rack installation and cabling

                                1z0-485 Exam FAQ — Timing, Tools, Tenacity

                                No mandatory prerequisites; recommended experience with Oracle Database administration, ASM, and RAC environments Since requirements change over time, confirm the latest on the official Oracle exam page before scheduling.

                                The Oracle Exadata Database Machine 2014 Implementation Essentials exam contains 70-71 to complete within 120 minutes. Timed simulation in the ActualTestsQuiz Desktop Test Engine teaches that rhythm before exam day does.

                                The official Oracle Exadata Database Machine 2014 Implementation Essentials outline defines 6 domains. The leading three are Deployment & Configuration, Backup, Recovery & Security, and Performance & Database Features. The full list is in the topics section above, and ActualTestsQuiz's 71 practice questions cover each one.

                                Proctored onsite / Online via Pearson VUE Register for the Oracle Exadata Database Machine 2014 Implementation Essentials exam through these official channels:

                                After booking, ActualTestsQuiz delivers your practice questions within 1 minute — preparation starts the same day.

                                The Oracle Exadata Database Machine 2014 Implementation Essentials exam requires 67% to pass, and registration costs USD 245 (varies by region). A failed attempt means paying the same fee again — a readiness check with the ActualTestsQuiz engines before booking is the cheaper option.

                                The 1z0-485 exam is a Oracle certification exam validating the Oracle Exadata Database Machine 2014 Implementation Essentials syllabus shown above. It belongs to these credential paths: Oracle Engineered Systems Certification, Exadata Database Machine Models X3-2 and X3-8 Implementation Specialist. Candidates in 2026 start with ActualTestsQuiz's 71 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.

                                Oracle recommends these training resources for the Oracle Exadata Database Machine 2014 Implementation Essentials exam:

                                Follow the training with steady self-testing — the 71 practice questions from ActualTestsQuiz help you apply theory and fill any gaps the training leaves.

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                                Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 71 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.

                                Oracle Exadata Database Machine 2014 Implementation Essentials Sample Questions:

                                Question #1

                                After migrating from legacy disk-based configuration, which three approaches would you use to evaluate the efficiency of Exadata Flash Cache?

                                • A. Review the IOSTAT data that is gathered from each compute node by OS Watcher.
                                • B. Review the Flash Hit rate via cellcli metrics.
                                • C. Check I/O latency on large I/O to Temp in AWR.
                                • D. Compare Optimized Physical Reads and Total Read Requests in Automatic Workload Repository (AWR).
                                • E. Evaluate the Smart Flash Logging efficiency metrics via CellCLI.
                                Reveal Solution  Discussion  0

                                Correct Answer: A,B,E  🗳️

                                Explanation: Only visible for ActualTestsQuiz members. You can sign-up / login (it's free).

                                Question #2

                                What are three ways to be informed of an Exadata Storage Server disk failure?

                                • A. alert notifications through email when SMTP notification is configured
                                • B. review of the output of list alerthistory
                                • C. review of the ILOM log
                                • D. review of database server iostat output
                                • E. review of the output of select status from vSdatafile
                                • F. alert notifications in the Enterprise Manager Exadata Plug-In
                                Reveal Solution  Discussion  0

                                Correct Answer: A,B,F  🗳️

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                                Question #3

                                You get a Host Unreachable error when you attempt to connect to a server through a network terminal command line. What are two other ways in which you can connect?

                                • A. Use the dcli command at the root prompt on a database node.
                                • B. Use the ILOM Web GUI.
                                • C. Connect by using SQL *Plus.
                                • D. Attach a terminal device to the back panel of the server with a serial cable.
                                • E. Log in as root on the database node using the Net1 IP address.
                                Reveal Solution  Discussion  0

                                Correct Answer: B,D  🗳️

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                                Question #4

                                High-disk IOPS (I/Os per second) rates are leading to longer execution times.
                                Which three approaches would you use to improve this scenario?

                                • A. Swap hard disks to High Capacity disks.
                                • B. Tune the application to reduce I/O requests.
                                • C. Enable Write-Back Flash Cache due to heavy LGWR usage.
                                • D. Enable Write-Back Flash Cache due to heavy DBWR usage.
                                • E. LeverageIORM to give priority to critical workloads.
                                Reveal Solution  Discussion  0

                                Correct Answer: B,C,E  🗳️

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                                Question #5

                                Identify two ways to reduce the risks associated with the software updates that are performed on a production Exadata system.

                                • A. Patch all systems at once instead of one at a time.
                                • B. Updating an engineered system has no risk.
                                • C. Test on an Exadata system that is identical to the production system first.
                                • D. Create a system-wide firmware and software snapshot first.
                                • E. Patch on the standby system first by using Data Guard Standby First Patch Apply.
                                Reveal Solution  Discussion  0

                                Correct Answer: C,E  🗳️

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