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IBM C9020-463 : IBM System Storage DS8000 Technical Solutions

C9020-463

Exam Code: C9020-463

Exam Name: IBM System Storage DS8000 Technical Solutions

Updated: Jul 22, 2026

Q & A: 57 Questions and Answers

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IBM C9020-463 Exam Syllabus Topics:

SectionObjectives
Topic 1: Performance, Troubleshooting, and Optimization- Problem determination
  • 1. Log analysis and diagnostic tools
    • 2. Hardware and connectivity troubleshooting
      - Performance analysis
      • 1. Cache utilization and I/O performance metrics
        • 2. Bottleneck identification and tuning strategies
          Topic 2: Copy Services and Data Replication- Local replication technologies
          • 1. FlashCopy operations and use cases
            - Remote replication technologies
            • 1. Disaster recovery planning and implementation
              • 2. Metro Mirror and Global Mirror configurations
                Topic 3: DS8000 Architecture and Concepts- Logical and physical storage structure
                • 1. Ranks, arrays, extent pools, and volumes
                  • 2. RAID configurations and data protection mechanisms
                    - DS8000 hardware components and system design
                    • 1. Storage enclosures, cache architecture, and redundancy
                      • 2. Host attachment and connectivity options (Fibre Channel, FICON)
                        Topic 4: Installation, Configuration, and Management- System setup and initial configuration
                        • 1. Storage provisioning and LUN creation
                          • 2. DS8000 initialization and configuration workflows
                            - Storage management tools
                            • 1. Monitoring and reporting functions
                              • 2. DS Storage Manager and GUI/CLI usage

                                IBM System Storage DS8000 Technical Solutions Sample Questions:

                                1. Which two functions are supported by AssistOn-site(AOS)?(Choose two.)

                                A) Call home
                                B) Inbound support
                                C) Troubleshooting
                                D) Data Offload
                                E) Secure Data Overwrite


                                2. What happens if a customer attempts to configure the physical capacity of an IBM DS8870 beyond the extent of IBM authorization?

                                A) The Easy Tier license feature will not allow it.
                                B) It is allowed, but a service alert will be generated via call home.
                                C) The license machine code will not allow it.
                                D) It is allowed, but an error is generated on the HM


                                3. Which operating system environment supports the IBM DS8870 Cooperative Caching function?

                                A) AIX
                                B) Windows
                                C) Linux
                                D) z/OS


                                4. Which planning requirement must be discussed as part of the checklist planning review?

                                A) Selection of manual mode requires Easy Tier indicator (FC# 7083) and DB protection indicator (FC# 7080).
                                B) Selection of automatic mode requires free extents in each extent pool (IBM recommends 10 free extents within a pool).
                                C) Selection of automatic mode requires free extents in each extent pool (IBM recommends 10 free extents per rank in a pool).
                                D) Selection of manual mode does not require available extents to perform migration inside an extent pool.


                                5. What is defined as "non-volatile storage" in an IBM DS8870 controller?

                                A) Cache memory modules which are mirrored
                                B) Cache in each I/O adapter card that increases reliability
                                C) 50% of the cache in each controller
                                D) Cache memory used to hold data not written to disk


                                Solutions:

                                Question # 1
                                Answer: A,C
                                Question # 2
                                Answer: C
                                Question # 3
                                Answer: D
                                Question # 4
                                Answer: A
                                Question # 5
                                Answer: D

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