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Hitachi HAT-420 Exam Syllabus Topics:

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

Question 1

You have been asked to allocate storage from a Hitachi Unified Storage system to a cluster of AIX hosts.
The application owner wants you to make sure that the queue depth is set to 16 for all the LUNs. Where
do you define the queue depth?

A. on the server HBAs
B. on the WWNN Target Ports
C. on the WWPN Target Ports
D. on each LUN

Question 2

Which two self-service resources would you use if you require installation assistance? (Choose two.)

A. Hitachi Data Systems product documentation
B. Hitachi Data Systems Installation Service Manager
C. Hitachi Data Systems InfoSearch database
D. Hitachi Data Systems Support Portal

Question 3

What is the correct procedure to replace a suspected SAS interface cable connected to the last drive box
(DBL) of a Hitachi Unified Storage system?

A. Slide out the I/O module from the DBL, replace the cable and slide the I/O module back in.
B. Using SNM2, disable the suspected SAS link, replace the cable and enable the SAS link.
C. Replace the suspected SAS interface cable by a new one.
D. Using the WEB tool, disable the suspected SAS link, replace the cable and enable the SAS link.

Question 4

What allows firmware to be updated non-disruptively on the Hitachi Unified Storage systems?

A. Host connectivity to both controllers established using multi-pathing software.
B. Firmware updates are performed in less than the host I/O timeout value.
C. Firmware updates only affect the first five drives and no controller reboot is required.
D. While one controller is rebooting, the other handles all host operations.

Question 5

While installing a new Hitachi Unified Storage (HUS) system, your customer wants to manage the array
using a fixed Public IP address. How can this be accomplished?

A. Set the IP address using the LCD displays of each controller on the HUS.
B. Use SNM2 to connect to the Maintenance LAN port on either controller to set the IP address.
C. Ask the customer to set a static address on the DHCP Server and plug in the Public LAN.
D. Use the Web Tool on the Public LAN port for each controller to reconfigure the IP address.

Solutions: