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Huawei H13-611 Exam Syllabus Topics:
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NEW QUESTION 181
Which of the following statements about the differences between DAS and SAN is incorrect?
- A. DAS and SAN are both external storage and can achieve storage resource sharing easily.
- B. SAN applies to mid-range and high-end storage application environments such as key databases, centralized storage, mass storage, backup, and disaster recovery.
- C. SAN uses the Fibre Channel or iSCSI protocol and therefore offers better scalability.
- D. DAS applies to small and medium LANs that have general storage capacity requirements and only a small number of servers.
Answer: A
NEW QUESTION 182
An intelligent backup strategy involves multiple backup policies on the same production data i.e, with different retention periods and different schedules.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 183
What are components of an ICT infrastructure? (Choose all that apply.)
- A. Software
- B. Backup Devices
- C. Hosts and Servers
- D. Network switches
Answer: B,C,D
NEW QUESTION 184
Which of the following RAID levels has the lowest hard disk space utilization?
- A. RAID 3
- B. RAID 5
- C. RAID 0
- D. RAID 1
Answer: D
NEW QUESTION 185
Which of the following is wrong about FC SAN network switching technology?
- A. Failure of a node in a zone will not affect the services of nodes in other zones
- B. The switch can provide simultaneous communication between multiple nodes connected to it
- C. The switch uses the zone to manage the network partition and provide the best interconnection method
- D. A widely used technology that supports up to 127 devices
Answer: D
NEW QUESTION 186
When the disk is read and written, the sector is the minimum addressing unit, and a segment can be written to the first half of a sector Data, and then write a piece of data to another sector.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 187
SmartThin is a storage space management provided by Huawei OceanStor V3 storage system to allocate storage resources on demand Technology, based on virtualization technology, SmartThin reduces the deployment of physical storage resources and maximizes storage space Utilization rate.
- A. yes
- B. wrong
Answer: A
NEW QUESTION 188
Which of the following descriptions of RAID technology are correct? (Multiple choice)
- A. Not every RAID technology can improve write performance
- B. The current RAID technology only uses the parity mechanism to protect the data
- C. The performance of all RAID levels increases linearly with the increase in the number of member disks
- D. In RAID 0, multiple hard drives are accessed simultaneously (parallel access), speeding up data access performance
Answer: A,D
NEW QUESTION 189
Cloud technology refers to the process of migrating all the local servers to an external online datacenter for data protection purposes.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 190
A bank needs to ensure data security and use it to transfer large databases. What kind of storage network architecture is the bank suitable for?
- A. FC SAN
- B. DAS
- C. IP SAN
- D. NAS
Answer: A
NEW QUESTION 191
About HUAWEI OceanStor V3, the following 2 statements:
Statement 1: With the SmartTier feature the SSD disks are in the Performance Tier.
Statement 2: No more than 3 tiers can exist in the OceanStor V3 storage arrays.
- A. Statement 1 and 2 are true.
- B. Statement 1 is true; Statement 2 is false.
- C. Statement 1 is false; Statement 2 is true.
- D. Statement 1 and 2 are false.
Answer: A
NEW QUESTION 192
The NAS engine and the storage unit are interconnected by Ethernet switches.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 193
SAS uses a point-to-point connection design to enable a dedicated link to be established between two devices in the communication.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 194
Select the correct statements that describes the properties of Distributed Storage Architecture.
(Multiple Choice)
- A. The storage nodes are centralized.
- B. The storage nodes are non centralized.
- C. Non concurrent I/O access.
- D. Concurrent I/O access.
Answer: B,D
NEW QUESTION 195
Statement 1: For RAID 2.0+ to work optimally multiple disk domains must be created. Statement 2: A disk domain with 100 disks in it has better RAID 2.0+ protection and performance characteristics than a disk domain with 50 disks.
- A. Statements1 and 2 are both true.
- B. Statement 1 is true and statement 2 is false.
- C. Statement 1 is false and statement 2 is true.
- D. Both statements 1 and 2 are false.
Answer: C
NEW QUESTION 196
In HUAWEI OceanStor V3, which of the following statements about mapping a snapshot is true?
- A. Mapped snapshots are always Read-Only
- B. Snapshots optionally can be mapped to multiple hosts.
- C. All of the answers are true.
- D. Snapshots can only be mapped to the same host the original LUN was mapped to.
Answer: B
NEW QUESTION 197
When deploying random small IO-based database services on storage, which RAID type should be appropriate? for what?
- A. RAID 5, no write penalty
- B. RAID 10, no read penalty
- C. RAID 5, no read penalty
- D. RAID 10, no write penalty
Answer: D
Explanation:
Explanation
Analysis: RAID 5 has a write penalty. In RAID 10, there is no write penalty when writing randomly, and the performance advantage is obvious. No Have read punishment.
NEW QUESTION 198
Which command is used to query the version of a Red Hat Linux 5 operating system?
- A. show version
- B. find version
- C. cat version
- D. uname -a
Answer: D
NEW QUESTION 199
What are the application scenarios of the SAN solution? (Multiple choice)
- A. Disaster recovery
- B. Storage sharing
- C. Data backup
- D. Data sharing
Answer: A,B,C,D
NEW QUESTION 200
It is an electronic device controlled by a motor that moves the hard drive head arm. Which of the following component fits the above description?
- A. Motor.
- B. Actuator.
- C. Platter.
- D. Spindle,
Answer: B
NEW QUESTION 201
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