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Hitachi HAT-420 Exam Syllabus Topics:

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

1. After the removal of a failed disk drive on a Hitachi Unified Storage system, how long should you wait
before inserting a new drive?

A) no need to wait
B) more than 10 seconds
C) more than 5 seconds
D) more than 20 seconds

2. Which two operations can be performed non-disruptively on Hitachi Universal Storage systems? (Choose
two.)

A) adding a Drive Box
B) adding disk drives
C) adding a FC Host I/O Module
D) adding an iSCSI Host I/O Module

3. You have to replace a Cache Backup Battery online on a Hitachi Unified Storage system. Which two
statements are correct? (Choose two.)

A) You must complete the replacement within a certain time frame.
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 should not perform any replacement while the green READY LED on the front of the Controller
Box is blinking at high speed.
D) 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.

4. Which two features make use of the Memory Management Layer in a Hitachi Unified Storage system?
(Choose two.)

A) Quick Format
B) Normal Format
C) Cache Residency
D) ShadowImage

5. A customer has a Hitachi Unified Storage (HUS) system model 110 configured with iSCSI I/O interface
boards. They now want to connect it to a FC-SAN and have purchased the FC-Option upgrade to do so.
Which two tasks must be performed on the HUS system? (Choose two.)

A) Set the HUS FC port topology as Fabric.
B) Set the HUS FC port topology as Point-to-Point.
C) Install and enable the FC Expansion Board.
D) Install and enable the FC-Option on the HUS.

Solutions: