EMC E20-520 : Calriion solutions specialist exam

Exam Code: E20-520

Exam Name: Calriion solutions specialist exam

Updated: Sep 02, 2026

Q & A: 520 Questions and Answers

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EMC E20-520 Exam Syllabus Topics:

SectionObjectives
Topic 1: Installation and Configuration- Initial array setup
  • 1. LUN creation and mapping
    • 2. Navisphere/Unisphere management tools overview
      - Host connectivity
      • 1. Fibre Channel configuration
        • 2. iSCSI configuration basics
          Topic 2: Storage Provisioning- Host access control
          • 1. Host registration and permissions
            • 2. Zoning and masking concepts
              - LUN management
              • 1. RAID group configuration
                • 2. Binding and expansion of LUNs
                  Topic 3: 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 4: Maintenance and Best Practices- System maintenance tasks
                          • 1. Firmware upgrades
                            • 2. Configuration backup and restore
                              - Performance optimization
                              • 1. RAID level selection best practices
                                • 2. Load balancing considerations
                                  Topic 5: Monitoring and Troubleshooting- Fault diagnosis
                                  • 1. SP failover and redundancy
                                    • 2. Drive failure handling
                                      - System monitoring
                                      • 1. Alert and event management
                                        • 2. Performance monitoring tools

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