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Hitachi HAT-420 Exam Syllabus Topics:

SectionObjectives
Management and Administration- System management
  • 1. Firmware and licensing
  • 2. Management utilities
  • 3. Monitoring and maintenance
Installation Planning- Site preparation
  • 1. Power and environmental requirements
  • 2. Hardware verification
  • 3. Rack and cabling preparation
Connectivity and Host Integration- Front-end connectivity
  • 1. iSCSI and Ethernet connectivity
  • 2. Host mapping and zoning
  • 3. Fibre Channel configuration
Hardware Installation- Physical deployment
  • 1. Drive installation
  • 2. Expansion unit installation
  • 3. Controller installation
Modular Storage Architecture- Storage system components
  • 1. Controller architecture
  • 2. Disk enclosures and connectivity
  • 3. Cache and memory concepts
Data Protection and Performance- Availability and optimization
  • 1. Performance optimization
  • 2. Storage best practices
  • 3. Redundancy and failover
Storage Configuration- Logical configuration
  • 1. Logical unit provisioning
  • 2. Storage pool creation
  • 3. RAID configuration
Troubleshooting- Problem diagnosis
  • 1. Connectivity troubleshooting
  • 2. Hardware fault identification
  • 3. System log analysis

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

Question 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


Question 2

You have just allocated four 3TB LUNs from a Hitachi Unified Storage System to a set of ESX 4.x servers.
The VMware administrator can see volumes that are assigned to the servers from an older storage array,
but not the volumes you have just allocated. What is the most likely cause?

A. The FC switch ports need to be disabled/enabled to force the HBAs to re-login to the fabric.
B. This a newer storage array with an older version of ESX so the HBA drivers need to be updated.
C. The rescan function in VMware is not working, so both servers need to be rebooted.
D. ESX 4.x servers cannot recognize volumes that are 2TB or larger.


Question 3

On which level can Host Group Security be enabled on a Hitachi Unified Storage system?

A. the individual LU level
B. the FC port level
C. the iSCSI port level
D. the Host Group level


Question 4

You have just installed Hitachi Dynamic Link Manager on a Solaris server. What is the purpose of issuing
the "dlnkmgr view -sys" command?

A. It displays the primary path.
B. It displays the alternate path.
C. It displays the configuration.
D. It configures the alternate path.


Question 5

What are three characteristics of the Hitachi Unified Storage systems active/active controller design?
(Choose three.)

A. SNM2 GUI is used to turn on active/active controller processing.
B. Non disruptive firmware upgrade is possible even if a host is connected by only one path.
C. Workload is automatically balanced between controllers.
D. When creating a LUN the default controller must be selected.
E. The processor of Ctlr0 can access the Fibre Channel (FC) ports of Ctrl1.


Solutions:

Question 1
Answer: C
Question 2
Answer: D
Question 3
Answer: B
Question 4
Answer: C
Question 5
Answer: B,C,E

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