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IBM System Storage DS8000 Technical Solutions V3 Sample Questions:

1. When I/O Priority Manager is enabled, each volume in a D38800 is assigned to a performance group at the time of the volume creation.
What action will the DS8800 take to ensure that the most important volumes as defined to I/O Priority Manager receive the highest level of system resources available?

A) invoke Easy Tier for higher performance policy I/Os
B) allocate additional cache for volumes with higher performance policies
C) delay I/Os with lower performance policies
D) move volumes with higher performance policy I/Os to faster disks or SSDS

2. What is the purpose of the Power Line Disturbance feature in a D38000?

A) It keeps the disks spinning for up to one hour when there is a power failure
B) It is required to retain data on SSDs in the event of a power failure
C) It removes the need for an external generator in case of power failure
D) It increases the time before the DS8000 automatically shuts down in the event of a power failure

3. What is the set of databases where objects can be accessed by sending SNMP get or set requests?

A) SNMP notifications
B) SNMP SET/GET
C) SNMP MIB
D) SNMPDTB

4. After initial installation of DSSSOO systems in a customer site a review must be conducted to verify that the disk system performance is in range.
How can the cache hit ratio be verified?

A) Use the pen stat command in the CLI
B) Use the DSS000 Real Time Performance Monitor
C) Issue the CLI command dscli>verify-perf-read hit-time period
D) Use Tivoli Storage Productively Center

5. What statement is correct regarding DS8870 Remote Pair FlashCopy?

A) Using DS8870 Remote PairFlashCopydoes not require any existing Metro Mirror license.
B) DS8870 Remote Pair FlashCopy is a separate feature code, which must be included on the system order.
C) With DS8870 Remote Pair FlashCopy, the local FlashCopy target is a Metro Mirror source.
D) D38700 Remote PairFlashCopyis initiated using IP network links between the data centers.

Solutions: