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  • Exam Code: E20-520
  • Exam Name: Calriion solutions specialist exam
  • Updated: Sep 01, 2026
  • Q & A: 520 Questions and Answers
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  • Exam Code: E20-520
  • Exam Name: Calriion solutions specialist exam
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  • Exam Code: E20-520
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EMC E20-520 Exam Syllabus Topics:

SectionObjectives
Topic 1: CLARiiON Storage Architecture- CLARiiON array components and architecture
  • 1. Disk enclosure types and RAID concepts
    • 2. Storage processors (SPs)
      - Data flow and caching mechanisms
      • 1. Write cache and read cache behavior
        • 2. Back-end vs front-end architecture
          Topic 2: Maintenance and Best Practices- Performance optimization
          • 1. RAID level selection best practices
            • 2. Load balancing considerations
              - System maintenance tasks
              • 1. Configuration backup and restore
                • 2. Firmware upgrades
                  Topic 3: Storage Provisioning- Host access control
                  • 1. Zoning and masking concepts
                    • 2. Host registration and permissions
                      - LUN management
                      • 1. Binding and expansion of LUNs
                        • 2. RAID group configuration
                          Topic 4: Installation and Configuration- Host connectivity
                          • 1. Fibre Channel configuration
                            • 2. iSCSI configuration basics
                              - Initial array setup
                              • 1. Navisphere/Unisphere management tools overview
                                • 2. LUN creation and mapping
                                  Topic 5: Monitoring and Troubleshooting- Fault diagnosis
                                  • 1. SP failover and redundancy
                                    • 2. Drive failure handling
                                      - System monitoring
                                      • 1. Performance monitoring tools
                                        • 2. Alert and event management

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