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EMC E22-258 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Provisioning and Data Services | 25% | - Data-at-Rest Encryption (D@RE) implementation - Replication configuration and disaster recovery - Volume creation, mapping, and presentation - Snapshot management and space efficiency |
| Topic 2: XtremIO Architecture and Concepts | 25% | - XMS (XtremIO Management Server) functionality - Data efficiency technologies: deduplication, compression, thin provisioning - Scale-out architecture and X-Brick components - Hardware and software components overview |
| Topic 3: Maintenance and Troubleshooting | 10% | - Support log collection and diagnostics - Common issues and troubleshooting procedures - Software upgrades and patching - Component replacement and cluster expansion |
| Topic 4: Management, Monitoring and Performance | 20% | - Integration with VMware and other hypervisors - Alerting, logging and system health checks - XtremIO GUI and CLI administration - Performance monitoring and optimization |
| Topic 5: Installation and Initial Configuration | 20% | - Cluster setup and networking configuration - Storage controller and network connectivity - Physical and virtual XMS deployment - Initial system configuration and licensing |
EMC XtremIO 3.x Flash Storage Solutions Sample Questions:
1. Which encryption-mode parameter indicates the XtremIO cluster is encrypted?
A) Encryption-Mode=self
B) Encryption-Mode=enable
C) Encryption-Mode=1
D) Encryption-Mode=on
2. What is the recommended disk provisioning policy for VM virtual disks on XtremIO storage arrays?
A) Thick Provision Eager Zeroed
B) Thick Provision Lazy Zeroed
C) Thin Provision Eager Zeroed
D) Thin Provision Lazy Zeroed
3. The XtremIO Management Server (XMS) reports that an XtremIO cluster has a compression ratio of 1.7:1 and a deduplication ratio of 3.1:1. What is the reported data reduction ratio?
A) 4.8:1
B) 1.8:1
C) 0.6:1
D) 5.3:1
4. Which XtremIO component provides management for an X-Brick cluster?
A) Storage Controller
B) XMS
C) InfiniBand Switch
D) XIOS
5. Which environment consists primarily of small, random I/O with high amounts of redundant data, ideal for XtremIO?
A) Replication
B) Backup and recovery
C) Database and analytics
D) Virtual server
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: B | Question # 5 Answer: D |
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