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Hitachi HAT-420 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Modular Storage Architecture | - Storage system components
|
| Topic 2: Hardware Installation | - Physical deployment
|
| Topic 3: Management and Administration | - System management
|
| Topic 4: Storage Configuration | - Logical configuration
|
| Topic 5: Installation Planning | - Site preparation
|
| Topic 6: Data Protection and Performance | - Availability and optimization
|
| Topic 7: Connectivity and Host Integration | - Front-end connectivity
|
| Topic 8: Troubleshooting | - Problem diagnosis
|
HAT-420 Exam Facts, Digital Convenience and Global Support
- Connectivity and Host Integration ()
- Installation Planning ()
- Hardware Installation ()
Hitachi Data Systems Certified Professional - Modular storage installation Sample Questions:
You want to configure SNMP on a Hitachi Unified Storage system. The license key is already installed
and enabled. What are two key steps when configuring SNMP? (Choose two.)
- A. Create the SNMP environment file in the HUS.
- B. Register the SNMP configuration files in the HUS.
- C. Install an SNMP Manager on the HUS.
- D. Import the MIB file into the HUS.
Correct Answer: A,B 🗳️
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 each LUN
- B. on the server HBAs
- C. on the WWPN Target Ports
- D. on the WWNN Target Ports
Correct Answer: A 🗳️
What are two characteristics of the Hitachi Unified Storage (HUS) controllers? (Choose two.)
- A. Mixing FC and iSCSI front-end ports is allowed on all models.
- B. The FC front-end ports offer improved sequential I/O performance.
- C. The FC front-end ports automatically sense 1, 2, 4 and 8 Gbps.
- D. HUS models 110 and 130 are active/passive.
Correct Answer: A,B 🗳️
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. queue length
- B. queue depth
- C. command depth
- D. command length
Correct Answer: B 🗳️
Which two statements relating to LU configuration and management on the Hitachi Unified Storage
systems are correct? (Choose two.)
- A. It is possible to delete all RAID groups including all LUs on the system with one command.
- B. A RAID group cannot be deleted before all its LUs have been deleted.
- C. It is possible to format a LU quicker by attaching it to both controllers.
- D. A LU can be physically extended if there is space left in the RAID group.
Correct Answer: A,D 🗳️
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