Share some HCNA H13-612-ENU exam questions and answers below.
What is the function of Tagged (or Native) Command Queuing?
A. Have the device process the commands internally and during that time release the bus.
B. Have multiple devices share the bus at the same time.
C. Change the priority (SCSI ID) of the device.
D. Switch the SCSI bus to synchronous communication.
Answer: A
Given this situation: A new ThinLUN of 100GB is created. The option “Initially Allocated Capacity” was set to 50GB. What is true for this LUN?
A. No more than 50 GB can ever be written to this volume.
B. The LUN, like all ThinLUNs, does not occupy any space at creation time.
C. The LUN will allocate 50 GB of storage capacity even if the LUN was not formatted.
D. The LUN must be fully formatted first and then consumes 100 GB of storage capacity.
Answer: C
Statement 1: RAID 2.0+ offers better protection against data loss than traditional RAID and it performs much better.
Statement 2: To rebuild a RAID 2.0+ protected failed drive takes a lot of time as all drives are involved in the rebuild of the spare disk.
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: B
Which command is used to query the controller information of a HUAWEI OceanStor V3 series storage device?
A. Show controller
B. Show sys
C. Showctrlinfo
D. Showinfo
Answer: A
In HUAWEI OceanStor V3, which of the following are characteristics of virtual snapshot LUN? (Multiple Choice)
A. Virtual snapshot is based on the pointers specified in a mapping table.
B. A snapshot LUN cannot be mapped to hosts.
C. A full data replication is unnecessary.
D. Data is located using a mapping table.
Answer: ACD
SmartThin provided by HUAWEI OceanStor V3 storage systems is a technology that manages storage space by allocating storage resource on demand. Based on virtualization, SmartThin reduces physical storage resources to be deployed, maximizing storage space use efficiency.
A. TRUE
B. FALSE
Answer: A
What apply to unstructured data? (Multiple Choice)
A. After being written, the data is not often modified.
B. Uncertain value.
C. Large capacity, rapid growth.
D. Long-term storage required.
Answer: ABCD
Not all HUAWEI OceanStor V3 models now have built-in NAS functionalities.
A. TRUE
B. FALSE
Answer: B
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