H19-338_V3.0-ENU 試験問題と解答 - 模擬練習 - 練習問題・模擬試験

Question No : 1
Which technique is used to protect end-to-end data integrity?

A.DIX+T10
B.CRC
C.SHA

正解:

Question No : 2
A technology evenly distributes workloads to each disk, thereby preventing continuous hot data access from causing a premature failure of some disks. This technology is called

A.Wear leveling
B.Anti-wear leveling
C.Hot cache

正解:

Question No : 3
Which statement about the replication network between storage arrays in an active-active (HyperMetro) network is NOT true?

A.The active-active (HyperMetro) replication network supports the FC network
B.The active-active (HyperMetro) replication network supports the IP network
C.The active-active (HyperMetro) replication network bandwidth must be larger than the average service bandwidth
D.Each controller of active-active (HyperMetro) arrays has at least two redundant links

正解:

Question No : 4
The storage system monitors the responses to I/Os delivered to disks. If the responses exceed the upper limit, the RAID group experiences a read degrade to quickly respond to the hosts. This technology is called:

A.Online diagnosis
B.Slow disk detection
C.Rapid response to slow I/Os

正解:

Question No : 5
Which technology does FusionStorage HyperSnap run on?

A.COW
B.ROW

正解:

Question No : 6
Which statement about the ROW technology for OceanStor V5 is true?

A.Block snapshots use the ROW technology
B.ROW-based snapshots do not have extra data copies, and therefore the performance is better.
C.One of the advantages of ROW is that it does not easily generate data fragments

正解:

Question No : 7
In database application scenarios, which is the recommended latency of the active-active (HyperMetro) replication network?

A.0.5
B.1
C.2
D.3

正解:

Question No : 8
Which is the scale-out networking protocol that OceanStor Dorado V6 supports?

A.FC
B.IB
C.RoCE
D.PCIe

正解:

Question No : 9
Which statement about the recommended deployment of the quorum device is true?

A.Deploy the quorum device at the preferred site.
B.Deploy the quorum device at the non-preferred site.
C.Deploy the quorum device at the third-place site.
D.Do not deploy the quorum device.

正解:

Question No : 10
In static-priority arbitration mode, if the active-active relationships are functional, but all replication links between storage arrays are down, what will happen?

A.Services stop at the preferred site while they continue at the non-preferred site
B.Services continues at the preferred site while they stop at the non-preferred site
C.Services stop at both the preferred and non-preferred sites
D.Services continues at both the preferred and non-preferred sites

正解:

Question No : 11
Which is NOT a typical application of HyperMetro for SAN?

A.Oracle RAC application
B.VMware vSphere application
C.SAP HANA application (in application mode)
D.SQL Server application

正解:

Question No : 12
Which of the following statements about the relationship between HyperMetro and multipathing software is correct?

A.HyperMetro can be used only when Huawei UltraPath is used
B.HyperMetro is irrelevant to multipathing software
C.HyperMetro supports native multipathing software of compatible operating systems, such as VMware NMP, MPIO, and Device Mapper

正解:

Question No : 13
What is the purpose of using sequential I/Os to overwrite all LUNs before testing Dorado performance?

A.To ensure correct deduplication and compression ratios
B.To ensure that all space of thin LUNs is allocated so read performance is close to that in actual scenarios
C.To provide better performance

正解:

Question No : 14
Which of the following statements is incorrect about the Active-active architecture of Dorado V6?

A.LUNs are not owned by any controller.
B.The logical paths of the host are Active-Active.
C.Load is balanced among controllers.
D.ALUA must be configured when the operating system_x27;s native multipathing software is used.

正解:

Question No : 15
Which method can be used to upgrade a Dorado active-active (HyperMetro) solution to a 3DC solution?

A.Synchronous replication
B.Active-active
C.Asynchronous replication
D.Volume mirroring

正解:

Huawei H19-338_V3.0-ENU 問題練習