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Hitachi HDS Certified Implmenter-Modular Sample Questions:

1. Which method is used by Hitachi Unified Storage (HUS) systems to protect against loss of data in cache should a total power failure occur?

A) The HUS uses non-volatile cache so data is always protected.
B) The battery power de-stages data in cache to an on-board SSD drive.
C) The HUS mirrors all cache writes to on-board SSD drives.
D) The battery power de-stages data in cache to on-board Flash memory.

2. What are two effects of persistent binding? (Choose two.)

A) Persistent binding can speed up the server boot process.
B) Persistent binding guarantees Command Device security.
C) Persistent binding guarantees that target assignments are preserved between reboots.
D) Persistent binding can speed up path failover.

3. Which performance feature is provided by the Hitachi Unified Storage systems controller architecture?

A) automatic controller load balancing
B) automatic front-end storage group load balancing
C) automatic front-end port hardware load balancing
D) automatic cache segment resizing

4. What is the correct procedure to replace a suspected SAS interface cable connected to the last drive box (DBL) of a Hitachi Unified Storage system?

A) Slide out the I/O module from the DBL, replace the cable and slide the I/O module back in.
B) Using SNM2, disable the suspected SAS link, replace the cable and enable the SAS link.
C) Using the WEB tool, disable the suspected SAS link, replace the cable and enable the SAS link.
D) Replace the suspected SAS interface cable by a new one.

5. A customer using a Hitachi Unified Storage system wants to protect their data LUNs from being accidentally unmapped. Which feature should be used?

A) Data Retention Utility
B) LUN Security
C) Mapping Guard
D) Host Group Security

Solutions: