E22-258 Exam Training Practice Tests (EMC XtremIO 3.x Flash Storage Solutions)]

Question 1

How does VMware HA protect the XtremIO Management Server (XMS)?

A. Maintains copies of the XMS VM data on two datastores for redundancy B. Migrates XMS VM data to another datastore if a storage failure occurs C. Restarts XMS VM on another host if a host failure occurs D. Runs two XMS VMs in lock-step mode for redundancy

Correct Answer: C

Question 2

How many SSDs are located in each XtremIO storage controller?

A. 4 B. 2 C. 1 D. 0

Correct Answer: B

Question 3

Which XtremIO configuration options provide both Connect-In and Connect-Home functionality?

A. Email and FTPS B. ESRS IP Client and FTPS C. ESRS IP Client and ESRS Gateway D. Email and ESRS Gateway

Correct Answer: C

Question 4

Which environment consists primarily of small, random I/O with high amounts of redundant data, ideal for XtremIO?

A. Virtual server B. Database and analytics C. Replication D. Backup and recovery

Correct Answer: A

Question 5

What is the recommended policy for use with Microsoft Native MPIO when XtremIO storage is used?

A. Round Robin B. Least Data C. Least Queue Depth D. Least IOs

Correct Answer: C

Question 6

What is a characteristic of XtremIO initiator groups?

A. Contains initiators from only one host B. Contains only FC initiators or only iSCSI initiators C. May contain only two initiators from any host D. Must contain all initiators from a host

Correct Answer: B

Question 7

Why does XtremIO thin provisioning cause no performance degradation?

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

Correct Answer: C

Question 8

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

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

Correct Answer: A

EMC XtremIO 3.x Flash Storage Solutions - E22-258 Exam Practice Test