Share some HCIE-Storage H13-629-ENU exam questions and answers below.
A client Client1 needs to read the file X from Huawei OceanStor 9000, the response of the read request node for node A, then about the process of the file X read, which of the following analysis is correct? (Multiple choice)
A. If the system monitor to the node B has cached file X, the client client1 can read the file directly from the node B.
B. If the system monitor to the node B has cached file X, the node A can read the file from the node B.
C. After Huawei OceanStor9000 processed client client1 read requests to the file X, the system will remain the file x in the node A and node B .
D. If the system monitor to the node A has cached file X, the node A only cached files X data, will not cache the validation data.
Answer: BD
About the desciption of database OLAP traffic load features, the correct is: (Multiple Choice)
A. Read operation is serial read
B. Single I/O is greater, the typical value is 64KB~1MB
C. No IO write operation
D. Nornally, the period of date not be changed measures in hours or days
Answer: ABD
The online upgrade mode is a highly reliable and highly available upgrade method that can be used in the occasion of upgrading without interrupting the business. Due to the online upgrade in batches, the impact on business performance is small.
A. True
B. False
Answer: B
All OceanStor Unified Storage Array safer disks have the ability to store dirty data after a sudden power failure.
A. True
B. False
Answer: B
In the process of SAN storage migration of AIX LVM, the design of data migration is a very important stage.
Before access to the new equipment, you need to consider some issues help for the design of data migration, including ( ) (Multiple choice)
A. could/should this device be connected to the existing SAN?
B. how is AIX system connected to new storage devices
C. how can AIX system and data migrate from the old disk to the new disk
D. Whether the format of the file system, genus group of storage files are compatible with the new device volume
Answer: ABC
When creating LUN on OceanStor V3 storage, after the initial allocation policy is selected for "automatic allocation" creating LUN1, confirm 80% of LUN1 space is in the capacity layer. At the same storage pool, continue to create LUN2, its space's ratio on performance level must be 0%.
A. True
B. False
Answer: A
Which of the following description on the dual-live pair running status and host access status in HyperMetro is wrong?
A. double-live Pair running status: suspended
Host Access Status: The primary LUN is readable and writable, and the secondary LUN is not readable or writable
B. double-live Pair running status: synchronization
Host Access Status: The primary LUN is readable and writable, and the secondary LUN is not readable or writable
C. double-live Pair running status: normal
Host Access Status: The primary LUN is readable and writable and the secondary LUN is readable and writable.
D. double-live Pair running status: mandatory start
Host Access Status: The primary LUN is readable and writable and the secondary LUN is readable and writable.
Answer: D
After the InfoStamper snapshot is configured on OceanStor 9000, which of the following description of the data snapshot is correct? (Multiple choice)
A. When creating a snapshot, there is no change in the data layer. However, the data read and written will change with the snapshot number. In the absence of data fragmentation, the data fragmentation depends on the underlying data fragmentation. More data fragments, and so on.
B. After the snapshot is created, the write operation of the data fragmentation will trigger the data to be written into the new snapshot. This completes the redirection write of the data fragmentation, which will be the unique data of the snapshot. The access of the snapshot will be no longer dependent on the lower.
C. Access to the snapshot, read the snapshot data smaller than the snapshot number, and the data snapshot version and the original version use the same storage space, the snapshot does not take up space alone.
D. After the snapshot is deleted, the snapshot data unique to the snapshot will be cleared and the data at the snapshot creation time will be unavailable. However, the data fragmentation dependencies do not change, ensuring normal access to the data according to dependencies next time.
Answer: ABC
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