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Hitachi HAT-420 Exam Syllabus Topics:
| Section | Objectives |
| Management and Administration | - System management
- 1. Firmware and licensing
- 2. Monitoring and maintenance
- 3. Management utilities
|
| Hardware Installation | - Physical deployment
- 1. Controller installation
- 2. Expansion unit installation
- 3. Drive installation
|
| Installation Planning | - Site preparation
- 1. Rack and cabling preparation
- 2. Power and environmental requirements
- 3. Hardware verification
|
| Connectivity and Host Integration | - Front-end connectivity
- 1. Host mapping and zoning
- 2. iSCSI and Ethernet connectivity
- 3. Fibre Channel configuration
|
| Storage Configuration | - Logical configuration
- 1. RAID configuration
- 2. Logical unit provisioning
- 3. Storage pool creation
|
| Data Protection and Performance | - Availability and optimization
- 1. Storage best practices
- 2. Performance optimization
- 3. Redundancy and failover
|
| Modular Storage Architecture | - Storage system components
- 1. Controller architecture
- 2. Cache and memory concepts
- 3. Disk enclosures and connectivity
|
| Troubleshooting | - Problem diagnosis
- 1. Hardware fault identification
- 2. System log analysis
- 3. Connectivity troubleshooting
|
Hitachi Data Systems Certified Professional - Modular storage installation Sample Questions:
What is a key characteristic of the Modular Volume Migration feature on a Hitachi Unified Storage (HUS)
system?
- A. It migrates volumes between HUS systems.
- B. It migrates volumes within the same RAID group.
- C. It uses the Copy-on-Write Snapshot engine.
- D. It migrates volumes within a HUS system.
Reveal Solution
Discussion
You have to replace a Cache Backup Battery online on a Hitachi Unified Storage system. Which two
statements are correct? (Choose two.)
- A. When the power is turned off during the replacement, user data on the cache that has not been written
will be backed up to flash memory.
- B. You should only perform the replacement while the green READY LED on the front of the Controller
Box is blinking at high speed.
- C. You must complete the replacement within a certain time frame.
- D. You should not perform any replacement while the green READY LED on the front of the Controller
Box is blinking at high speed.
Reveal Solution
Discussion
A customer has requested your help to find out where a Hitachi Unified Storage (HUS) system's FC port
0 A connects into their SAN. How can you find this information?
- A. Use the HUS Web tool to report the switch WWN and port number.
- B. Use the switch name server to find the HUS WWPN.
- C. Use the SNM2 Advanced Settings to determine the WWPN of the switch port.
- D. Use Device Manager to determine where the HUS port is connected to.
Reveal Solution
Discussion
Which two features make use of the Memory Management Layer in a Hitachi Unified Storage system?
(Choose two.)
- A. Quick Format
- B. Cache Residency
- C. Normal Format
- D. ShadowImage
Reveal Solution
Discussion
You plan to use Storage Navigator Modular 2 (SNM2) to perform a non-disruptive upgrade of the firmware
on a Hitachi Unified Storage (HUS) system. What are two requirements for this process? (Choose two.)
- A. All hosts must be connected to the HUS using HDLM or similar multi-pathing software.
- B. You must have a working LAN connection between the SNM2 server and the HUS.
- C. The HUS must have a Device Manager Agent installed and running.
- D. There must be no hardware faults or missing components on the HUS.
Reveal Solution
Discussion