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Dell E20-807: Expert - VMAX All Flash and VMAX3 Solutions Exam topics
Candidates must know the topics before they start preparation because it will help them solve the problems. Our E20-807 practice test and E20-807 practice exams will include the following topics. These are covered in our E20-807 exam dumps:
VMAX All Flash and VMAX3 Performance (36%)
- Describe the architecture of the VMAX All Flash and VMAX3 arrays from a performance perspective. Identify and explain VMAX All Flash and VMAX3 array configuration best practices for optimal performance.
- Perform performance-related administration tasks. Monitor the performance of VMAX All Flash/VMAX3 arrays and manage performance reports.
- Performance analysis of cache and backend directors: Identify relevant metrics, investigate, and resolve performance issues
- Identify performance analysis methodology, relate performance measurements to I/O operations, identify workload characterization, and the implications of Little's Law
- Performance analysis of frontend directors: Identify relevant metrics and solve performance issues
- Identify and describe TimeFinder SnapVX and SRDF performance considerations
VMAX All Flash and VMAX3 Security Concepts (14%)
- Plan, implement and manage host-based access controls for VMAX AllFlash and VMAX3 arrays
- Plan, implement and manage user authentication and role-based permissions for Solutions Enabler and Unisphere for VMAX
- Describe how exposure to data security vulnerabilities and the prevention of unauthorized change control operations are addressed in VMAX All Flash and VMAX3. Besides, describe how data that resides on the VMAX All Flash and VMAX3 can be secured using Data at Rest Encryption (D@RE) and how this impacts system operations and management.
VMAX All Flash VMAX3 Multi-site SRDF Solutions (16%)
- Describe dual personality RDF devices and configure Concurrent and Cascaded SRDF
- Provide an overview of multi-site SRDF solutions
- Describe Concurrent and Cascaded SRDF/Star failure scenarios and manage operations under normal and fault conditions
- Identify and describe the SRDF technologies that support SRDF/Star - SRDF/S consistency, SRDF/A multi-session consistency, and special SDDF and SRDF features
VMAX All Flash and VMAX3 SRDF/Metro Solutions (12%)
- Describe SRDF/Metro and its benefits
VMAX All Flash and VMAX3 FAST.X Solutions (15%)
- Configure and manage eDisks and describe the relationship between eDisks, Disk Group, Data Device, and SRPs
- Describe the connectivity and provisioning requirements for external arrays. Verify connectivity and access to external array LUNs.
- Explain the considerations for various use cases; for example, XtremIO, CloudArray, Data Migration, etc.
- Describe the architecture of FAST.X and list the benefits and use cases
VMAX All Flash and VMAX3 Non-disruptive Data Migration (NDM) (7%)
- Perform Non-Disruptive Migration when using Unisphere for VMAX and/or using the SYMCLI
- Describe Non-Disruptive Migration from VMAX to a VMAX All-Flash Array or a VMAX3 Array
EMC E20-807 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Performance Analysis and Optimization | 25% | - I/O characteristics and performance metrics - Configuration best practices for optimal performance - Front-end/back-end director performance analysis - Troubleshooting performance bottlenecks |
| Topic 2: Data Protection and Advanced Features | 15% | - Remote replication: SRDF family overview - Local replication: TimeFinder SnapVX - System monitoring and health checks - Connectivity and external storage integration |
| Topic 3: VMAX All Flash and VMAX3 Architecture | 20% | - FAST.X architecture, benefits, and use cases - Front-end, back-end, and memory directors - HYPERMAX OS architecture and components - VMAX All Flash hardware differences |
| Topic 4: Non-Disruptive Migration (NDM) | 20% | - NDM concepts and supported environments - Implementation via Unisphere and SYMCLI - Monitoring and completing migration - Migration planning and prerequisites |
| Topic 5: Management and Security | 20% | - Unisphere for VMAX navigation and administration - Authentication, RBAC, and user permissions - Host access controls and masking views - Solutions Enabler and SYMCLI usage |
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