QUESTION 141
Which of the following operations are included in the SmartQoS configuration of Huawei all-flash storage devices?

A. Adding new LUNs to a SmartQoS policy
B. Modifying a SmartQoS policy
C. Removing LUNs from a SmartQoS policy as required
D. Deleting a QoS policy
E. Activating and deactivating a QoS policy

Correct Answer: ABCDE
QUESTION 142
You do not need to configure the NTP server before configuring automatic NTP synchronization in the management storage system.

A. TRUE
B. FALSE

Correct Answer: A
QUESTION 143
The following indicators are used to measure the performance of a storage system:                           , bandwidth, and latency. (Enter an abbreviation.)

Correct Answer: IPOS
QUESTION 144
Which of the following management services are included at the process layer of the ITIL process management framework?

A. Change management
B. Event management
C. Release management
D. Configuration management
E. Problem management

Correct Answer: ABCDE
QUESTION 145
Huawei provides various storage O&M tools. Match the O&M tools with corresponding positions in the figure.

Select and Place:

Correct Answer:

QUESTION 146
Which of the following are Huawei scale-out storage products?

A. OceanStor Protect
B. OceanStor 9000
C. OceanStor Pacific series
D. OceanStor 6.x

Correct Answer: BC
QUESTION 147
In the data migration phase, data is generated from terminals and saved to storage devices.

A. TRUE
B. FALSE

Correct Answer: B
QUESTION 148
For Huawei high-end storage, a smart disk enclosure can connect to two controller enclosures at the same time. That is, a disk enclosure can be fully interconnected with a maximum of              controllers. (Enter a number.)

Correct Answer: 16
QUESTION 149
Which of the following statements about NVMe are correct?

A. NVMe is short for Non-Volatile Memory Express.
B. NVMe is a standard interface protocol customized for PCIe SSDs.
C. Direct connection from the native PCIe channel to the CPU can avoid the latency caused by communication between the external controller (PCH) of the SATA and SAS interface and the CPU.
D. NVMe is designed for PCIe SSDs.

Correct Answer: ABCD
QUESTION 150
In Huawei RAID 2.0+, disk groups are internal objects automatically configured by the storage systems and typically used for fault isolation. They are not presented externally.

A. TRUE
B. FALSE

Correct Answer: A
QUESTION 151
Which of the following can implement SCSI links?

A. FCP
B. SAS
C. FCOE
D. iSCSI

Correct Answer: ABD
QUESTION 152
When an HBA that supports iSCSI is used to process iSCSI requests, where are SCSI instructions processed?

A. Operating system
B. CPU
C. HBA
D. NIC

Correct Answer: C
QUESTION 153
Which of the following indicators are used to measure HDD performance?

A. Disk capacity
B. Rotational speed
C. Data transfer rate
D. Average access time

Correct Answer: ABCD
QUESTION 154
Huawei storage supports the full-mesh architecture. Which of the following are supported?

A. Front-end full interconnection
B. Back-end full interconnection
C. Full interconnection among controllers
D. Full interconnection using gateways

Correct Answer: ABCD
QUESTION 155
When a dual-controller storage system is running in high availability mode, only one controller is working at a time. Which of the following is correct about the other controller?

A. It waits, and monitors services.
B. It monitors services.
C. It synchronizes data, and monitors services.
D. It waits, synchronizes data, and monitors services.

Correct Answer: D
QUESTION 156
Which of the following statements about Ethernet, logical, and bond ports is incorrect?

A. A logical port can be created based on multiple Ethernet ports.
B. A bond port can be created based on multiple Ethernet ports.
C. Multiple logical ports can be created based on an Ethernet port.
D. Multiple logical ports can be created based on a bond port.

Correct Answer: A
QUESTION 157
Assume a storage device uses RAID 2.0+. If a disk fails, the valid data on the faulty disk is reconstructed to all other functioning disks in the resource pool (fast one-to-many reconstruction), to resume redundancy protection.

A. TRUE
B. FALSE

Correct Answer: A
QUESTION 158
iSCSI initiators can be implemented in the following modes: (1) software initiator driver program, (2) TOE card, and (3) iSCSI HBA. Which of the following is correct in descending order of performance?

A. ③>①=②
B. ③>②>①
C. ③>①>②
D. ②>③>①
Correct Answer: B
QUESTION 159

Software RAID and hardware RAID each use independent processors.

A. TRUE
B. FALSE

Correct Answer: B
QUESTION 160
Which of the following RAID technologies delivers the lowest disk utilization when ten 2 TB disks are configured?

A. RAID 5
B. RAID 0
C. RAID 1
D. RAID 3

Correct Answer: C