Hitachi HAT-420 Valid Test : Hitachi Data Systems Certified Professional - Modular storage installation

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Hitachi HAT-420 Exam Syllabus Topics:

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

1. After opening a case with the Hitachi Data Systems technical support center, you have been asked to
collect error information. How do you send the collected data to the technical support center?

A) Upload to https://www.hds.com.
B) Upload to ftp://ftp.hds.com.
C) Upload to https://tuf.hds.com.
D) Attach it to an email to [email protected].

2. A customer has identified a performance bottleneck with Online Transaction Processing (OLTP)
production host LUNs. The performance improvement plan includes a change to the Hitachi Dynamic Link
Manager load balancing algorithm which is currently set to Round Robin. Which setting would you
recommend?

A) Least blocks
B) Least I/Os
C) Extended Round Robin
D) Extended Least blocks

3. Which statement regarding the Hitachi Unified Storage systems Web tool is correct?

A) Web access must be enabled separately in SNM2 for each storage system after activating the license
key.
B) The Web tool is installed and enabled automatically when installing SNM2.
C) The Web tool requires a dedicated license key to enable access.
D) Web access is a part of the system firmware.

4. You have set Extended Round Robin on a server with intensive sequential I/O profile. Which two benefits
result from implementing this algorithm? (Choose two.)

A) no tracks preloading on the system
B) efficient cache usage on the storage system
C) tracks preloaded to cache
D) blocks held permanent in Read Cache

5. Which command would you use to map an LU from a Hitachi Unified Storage system?

A) ausgmap
B) auhgmap
C) aumaplu
D) aulumap

Solutions: