Hitachi Data Systems Qualified Associate - Storage Concepts - HAT-050 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

What are two reasons why implementing iSCSI using TCP/IP is a good alternative to Fibre Channel for data storage? (Choose two.)

A. iSCSI must run on a dedicated network isolated from other IP traffic. B. iSCSI can provide access to storage over long distances. C. iSCSI can use the existing Ethernet infrastructure. D. iSCSI has less overhead than Fibre Channel.

Discussion 0

Correct Answer: B,C Vote an answer

Question 2

What are two advantages of data mirroring in a RAID implementation? (Choose two.)

A. It allows data recovery if a disk failure occurs. B. It provides increased capacity. C. It is the least expensive way to implement RAID. D. It provides faster random write performance.

Discussion 0

Correct Answer: A,D Vote an answer

Question 3

An architect firm wants to simplify how they store and share their designs. The files are high resolution and will be viewed by many people in the company at their workstations. Each architect has their own operating system preferences, but the files should be available to all. Which platform would meet this requirement?

A. a storage system with a NAS front-end B. a storage system with an iSCSI option installed C. a storage system that implements a Fibre Channel SAN D. a storage system with SAS drives and a DAS front-end

Discussion 0

Correct Answer: A Vote an answer

Question 4

What are two advantages of implementing a thin provisioning storage solution? (Choose two.)

A. It enables the logical partitioning of ports, cache and disks (parity groups). B. Large volume performance is increased because each parity group has a unique workload. C. Provisioning storage from a virtual pool improves storage utilization. D. Striping data across many spindles optimizes back-end performance.

Discussion 0

Correct Answer: C,D Vote an answer

Question 5

Which two backup and recovery factors does RPO represent? (Choose two.)

A. a measure of productivity lost in the event of an outage B. a measure of time to resume essential operations C. a measure of data currency D. a measure of loss of productivity permissible when resuming after a disruption.

Discussion 0

Correct Answer: C,D Vote an answer

Question 6

Which two features help reduce power consumption on a storage system? (Choose two.)

A. on-demand cache partitioning B. dynamic fan speed adjustment C. adaptive dual power battery backup D. ability to turn off HDDs when not accessed

Discussion 0

Correct Answer: B,D Vote an answer

Question 7

A customer is comparing the benefits of synchronous and asynchronous replication for a two data center replication strategy. They decide to implement a synchronous solution. Why is this a correct decision?

A. It provides the best data currency. B. It provides journaling capabilities. C. It incurs the least propagation delays over long distances. D. It gives the best protection against regional disasters.

Discussion 0

Correct Answer: A Vote an answer

Question 8

Which two characteristics of a network are defined by the physical topology? (Choose two.)

A. the physical network infrastructure B. the logical organization of the devices on a network C. the way computers are connected to the network cabling D. how data passes through the network irrespective of interconnections

Discussion 0

Correct Answer: A,C Vote an answer

Question 9

What are two benefits of cache partitioning? (Choose two.)

A. It improves utilization of storage resources. B. It dedicates resources to specific applications. C. It creates multiple virtual SANs within a physical SAN. D. It improves response time for all applications.

Discussion 0

Correct Answer: A,B Vote an answer

Question 10

What are two reasons why the PATA HDD interface connector has been replaced by the SATA connector type? (Choose two.)

A. SATA provides faster data transfer rates. B. SATA has parallel signaling technology. C. SATA is hot-swappable. D. SATA is fiber optic only.

Discussion 0

Correct Answer: A,C Vote an answer