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IBM System Storage DS8000 Technical Solutions V3 Sample Questions:

1. A System z customer would like confirmation of the actual amount of additional storage capacity they will get if they add a drive set of 300 GB 15,000 rpm drives in a RAID 5 configuration.
Which tool would be used to provide this information?

A) Comprestimator
B) Disk Magic
C) Capacity Magic
D) RMF Magic

2. A new D58000 mixed mainframe and open storage customer would like to connect older open (2 Gbps) and mainframe servers (4 Gbps) to the DS8000 system's 8 Gbps host adapters.
How can this be done?

A) the D58000 8 Gbps Host Adapter ports auto-negotiate to 4 Gbps and 2 Gbps link speed
B) the DS8OIJO supports 4 Gbps for mainframe connection; the 2 Gbps open systems connection must be connected via an intermediate SAN
C) the customer needs to change the server's HBA5 to an 8 Gbps link speed type
D) through the GUI, adjust the required FOP ports for open to 2 Gbps and the FIOON ports for mainframe to 4 Gbps link speed

3. A customer wants to add a new DSS8OFJ into a data center that is already in production. How is it possible to verify that the DS8800 is supported into the customer's SAN and server infrastructure?

A) Check the interoperability matrix
B) The D58800 is compatible with every SAN infrastructure
C) If there are other DS8000 systems in the data center there is no need to check for any compatibility
D) Check the System Storage Interoperation Center

4. The DS Command Line Interface (CLI) of the DS8800 can be used to perform which two of the following configuration actions?
1.Assign RAID ranks to extent pools
2.Install and activate the D68000 storage tier advisor tool
3.Invoke a server failover/fallback
4.Create and assign LUNs to hosts/servers

A) 2 and 4
B) 1 and 2
C) 3 and 4
D) I and 4

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

Solutions: