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Hitachi Data Systems Certified Professional - Modular storage installation Sample Questions:

1. A customer would like to deploy Hitachi Global Link Manager (HGLM) to monitor for path errors on their
SAN hosts running Hitachi Dynamic Link Manager (HDLM). Which method is used by the host to alert the
HGLM server?

A) SIM
B) SMS
C) SNMP
D) SMTP

2. Hitachi Dynamic Link Manager is being used with a Hitachi Unified Storage system in a multi-path
environment with intense sequential I/Os. What are two recommended load-balancing algorithms?
(Choose two.)

A) extended round-robin
B) extended least I/Os
C) least blocks
D) least I/Os

3. You have just allocated 10 LUNs on a Hitachi Unified Storage system to a HP-UX 11.i host. You now
need to verify that the host can see the new storage. Which utility should you run on the HPUX host?

A) devfsadm
B) cfgmgr
C) ioscan
D) diskpart

4. A storage administrator would like to connect 10 hosts into the same FC ports of a Hitachi Unified Storage
system. They are concerned that one host with high I/Os will impact the other hosts on the same FC ports.
Which HBA parameter should be set to limit the number of outstanding I/Os on each host?

A) command depth
B) queue length
C) command length
D) queue depth

5. A customer has installed a Hitachi Unified Storage (HUS) system with only port 0A connected to a Linux
server. There is a video streaming application running on the server. You have to perform a firmware
update using SNM2. What will happen when the update is started?

A) The Linux application will continue to function non-disruptively.
B) The firmware update process will abort if the HUS does not have at least 5 seconds of no I/O activity on
port 0A within 5 minutes.
C) The Linux server will time-out because there is no alternate path.
D) The firmware update will fail because the HUS active/active controller feature checks for alternate
pathing.

Solutions: