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EMC XtremIO 3.x Flash Storage Solutions Sample Questions:

1. What is the purpose of the XtremIO Installation Summary Form?

A) Provide a customized cabling diagram
B) Store customer and cluster network information
C) Provide a customized host-attach guide
D) Verify weight, temperature, and power requirements

2. Why does XtremIO thin provisioning cause no performance degradation?

A) All metadata is kept in Storage Controller RAM
B) SSDs perform metadata reads at sub-millisecond latency
C) SSDs perform metadata writes at sub-millisecond latency
D) All metadata is kept in Storage Controller SSDs

3. Why do the 10 TB and 20 TB XtremIO X-Bricks have a different logical:physical capacity ratio?

A) Storage Controllers on 20 TB X-Bricks keep more SSD metadata in memory
B) 400 GB SSDs do not support inline compression
C) Storage Controllers on 20 TB X-Bricks have a more efficientdeduplication algorithm
D) 800 GB SSDs do not support inline compression

4. What is the recommended disk provisioning policy for VM virtual disks on XtremIO storage arrays?

A) Thin Provision Lazy Zeroed
B) Thin Provision Eager Zeroed
C) Thick Provision Lazy Zeroed
D) Thick Provision Eager Zeroed

5. XtremIO storage is allocated to a VMware host. Which advanced setting should be checked to determine whether or not VAAI is configured correctly?

A) VMFS3.HardwareAcceleratedLocking = 1
B) DataMover.HardwareAcceleratedLocking = 0
C) DataMover.HardwareAcceleratedLocking = 1
D) VMFS3.HardwareAcceleratedLocking = 0

Solutions: