Labour Day Special - 65% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: c4sdisc65

Note! HH0-220 has been withdrawn.

HH0-220 Practice Exam Questions with Answers Hitachi Data Systems Implementation - Modular exam Certification

Question # 6

A customer would like to deploy a clustered File Module option on their Hitachi Unified Storage system. What is a valid connection for the cluster interconnect?

A.

1Gb Ethernet

B.

16Gb Fibre Channel

C.

10Gb Ethernet

D.

8Gb Fibre Channel

Full Access
Question # 7

What are two characteristics of the active/active architecture on the Hitachi Unified Storage (HUS) systems? (Choose two.)

A.

Multiple ports from the same controller are required to support the active/active feature.

B.

Firmware upgrades are non-disruptive even with one path from a host.

C.

Controller workload balancing is managed by the HUS system.

D.

HDLM needs to be used to benefit from the active/active feature.

Full Access
Question # 8

What are the two bitmap locations used by the Memory Management Layer during LU format in Hitachi Unified Storage systems? (Choose two.)

A.

SSD on the Cache Memory Adapter

B.

in the RAID group upon creation

C.

swapped in and out of cache as needed

D.

in Cache Memory Adapter Master Partition 0

Full Access
Question # 9

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 uses the Copy-on-Write Snapshot engine.

C.

It migrates volumes within the same RAID group.

D.

It migrates volumes within a HUS system.

Full Access
Question # 10

You have just allocated 10 LUNs on a Hitachi Unified Storage system to a HP-UX 11.i host. You now need to verify that the host can see the new storage. Which utility should you run on the HP-UX host?

A.

cfgmgr

B.

diskpart

C.

ioscan

D.

devfsadm

Full Access
Question # 11

When implementing host access security for a LUN in a Hitachi Unified Storage system, to what is the host WWN applied?

A.

Host Group

B.

Storage Group

C.

Domain Group

D.

Link Group

Full Access
Question # 12

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 I/Os

B.

Least blocks

C.

Extended Round Robin

D.

Extended Least blocks

Full Access
Question # 13

Which pair of IP addresses is assigned to the Hitachi Unified Storage system maintenance LAN ports by default?

A.

10.0.0.16 and 10.0.0.17

B.

10.1.1.16 and 10.1.1.17

C.

192.168.0.16 and 192.168.0.17

D.

192.168.1.16 and 192.168.1.17

Full Access
Question # 14

A customer wants to create a multi-path environment for a specific Redhat Linux application on a Hitachi Unified Storage system. They have created Host Groups on all of the available ports and mapped the logical units accordingly. Which two multi-pathing options can be used for active/active connectivity? (Choose two.)

A.

Device Mapper

B.

Multipath I/O (MPIO)

C.

Hitachi Dynamic Link Manager

D.

Multiplexed I/O (MPxIO)

Full Access
Question # 15

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

Full Access
Question # 16

An administrator wants to install Hitachi Dynamic Link Manager (HDLM) on a Solaris server. Which two are required before performing the installation? (Choose two.)

A.

The server must have IPv6 disabled.

B.

A valid HDLM license must be obtained.

C.

The server must be in a dual path configuration.

D.

The processes of all applications accessing the devices to be managed by HDLM must be terminated.

Full Access