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Hitachi HAT-420 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Data Protection and Advanced Features | 10% | - Replication and migration technologies - Performance optimization - Snapshot and cloning functions |
| Topic 2: Modular Storage Architecture | 20% | - Hardware components and specifications - Drive enclosures and connectivity - Controller and cache architecture - System software overview |
| Topic 3: Maintenance and Troubleshooting | 20% | - Component replacement procedures - Firmware and software updates - Backup and recovery operations - Error diagnosis and resolution |
| Topic 4: Installation and Setup | 25% | - Physical installation and cabling - Storage Navigator Modular 2 usage - Site preparation and requirements - Initial configuration and setup |
| Topic 5: Configuration and Management | 25% | - RAID groups and logical volumes - System monitoring and reporting - Host connectivity and storage provisioning - User management and security |
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 WWNN Target Ports
B. on each LUN
C. on the WWPN Target Ports
D. on the server HBAs
Question 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. least I/Os
B. least blocks
C. extended least I/Os
D. extended round-robin
Question 3
Which two features make use of the Memory Management Layer in a Hitachi Unified Storage system?
(Choose two.)
A. Normal Format
B. Quick Format
C. ShadowImage
D. Cache Residency
Question 4
Which two statements accurately describe the Program Product functions available on Hitachi Unified
Storage (HUS) systems? (Choose two.)
A. Hitachi Dynamic Link Manager is used to control the HUS active/active controller feature.
B. The Tray Power Saving function does require a separate license key.
C. LUN resizing is a basic function in SNM2 and does not require a separate license key.
D. Restricting access to a HUS Command Device is possible using Account Authentication.
Question 5
A customer wants to install an Emulex HBA in a Windows 2008 server for connection to a Hitachi Unified
Storage system. Where would you determine the validity of this configuration?
A. Storage Navigator Modular 2 User's Guide
B. HDS Hitachi Unified Storage maintenance manual
C. Microsoft Web site
D. HiFire on HDS intranet/extranet
Solutions:
| Question 1 Answer: B | Question 2 Answer: C,D | Question 3 Answer: B,C | Question 4 Answer: B,C | Question 5 Answer: D |
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