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QUESTION 200
In a RAID 5 composed of three disks, if 10110110 and 11010011 are written to two data disks forming the same strip at the same time, then 01100101 will be written to the parity disk.

True

False

QUESTION 201
The SATA connector can support both SATA and SAS hard drives.

TRUE

FALSE

QUESTION 202
Taking OceanStor Huawei all-flash storage products as an example, which of the following descriptions of the indicators are correct? (Multiple Choice)

The alarm indicator in the control box turns amber to indicate that there is a warning in the control box.

The frame is positioned in the controller frame. The indicator light is steady blue, indicating that the controller frame is being positioned.

The power button and power indicator must be separate.

QUESTION 203
Which of the following is NOT the characteristics of the active-active mode of a storage controller?

Two controllers process the I/O requests from application servers concurrently.

If a controller becomes faulty, the other takes over the work of the faulty controller without disrupting ongoing services.

The primary controller processes the I/O requests from application servers and the secondary controller is in the idle state.

The active-active mode achieves load balancing, full utilization of resources, and system performance improvement.

QUESTION 204
The multipath load balancing strategy used by HUAWEI OceanStor storage products is the default?

Polling

Minimum queue depth

the minimum task

Minimum IO number

QUESTION 205
Match the correct functionalities together: (1) IaaS (2) Hybrid (3) SaaS (a) Combination of public and private (b) Applications are hosted externally (c) Hardware is outsourced.

1-a; 2-b; 3-c

1-b; 2-c; 3-a

1-c; 2-a; 3-b

1-b; 2-a; 3-c

QUESTION 206
HA (High Availability) refers to the ability to continue to access applications in the event of a single component failure of the local system.
In a data center, the downtime is one hour in a year. What is the HA of this data center?

0.99999

0.9998858

0.999999

0.998934

QUESTION 207
Which of the following statements about the evolution of storage network architecture is correct?

Users first generated storage requirements due to the increase in data volume, which resulted in the earliest and simplest storage architecture SAN

SAN provides file storage, and its emergence solves the inconvenience of file sharing in the DAS architecture

Compared with DAS architecture, NAS architecture can better provide file sharing services

Distributed storage appeared at the same time as DAS, providing better scalability for DAS architecture

QUESTION 208
Huawei’s full-flash storage system uses the Smart Matrix architecture to achieve front-end and back-end interconnection, and the failure of any controller does not affect normal business operations.

True

False

QUESTION 209
Huawei storage deduplication feature, first write to disk, find free time to read and delete.

TRUE

FALSE

QUESTION 210
Huawei focuses on IT infrastructure in the ICT field.

TRUE

FALSE

QUESTION 211
Which of the following descriptions are correct about the hard disk interface? (Multiple Choice)

The hard disk interface is the hard disk cache and memory for data exchange

The hard disk interface is to connect the hard disk to the host system

The speed of the hard disk interface affects the data exchange between the CPU and the memory

The speed of the hard disk interface affects the performance of the storage

QUESTION 212
Situation: Disk Domain A has 40 disks, Disk Domain B has 20 disks. True or False: the rebuild time for a failed disk in Disk Domain B is longer than for a failed disk in Disk Domain A.

TRUE

FALSE

QUESTION 213
Which of the following statement about the three iSCSI connection methods is correct?

The connection method of Ethernet card+initiator software does not occupy host resources at all

The connection method of hardware TOE network card+initiator software reduces the pressure on host resources

The iSCSI HBA card completes the TCP/IP protocol conversion without occupying host resources at all

TOE network card completes the conversion of iSCSI packets to TCP/IP packets

QUESTION 214
Which is correct about HyperMeteor? (Multiple Choice)

The local site and the remote site can run services at the same time

It can only be configured between storage devices of the same model and version

Support automatic storage failover

Arbitration server must be configured

QUESTION 215
The failure of an SSD is more predictable than that of other disk technologies.

TRUE

FALSE

QUESTION 216
Regarding the advantages of DAS, which of the following descriptions is correct? (Multiple choice)

The deployment is simple

Large initial investment

Small network complexity

The configuration is more complicated