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HP0-J73 · Question #172

A costumer requires a highly available storage solution that is easy to manage. The solution must provide high performance and scalability. Which type of storage technology meets this costumer's requi

The correct answer is A. storage arrays with SAS disks based on virtualization and SAN connectivity. Storage arrays with SAS disks using virtualization and SAN connectivity best meet the requirements for high availability, ease of management, high performance, and scalability.

Identifying HP Storage Solutions and Architectures

Question

A costumer requires a highly available storage solution that is easy to manage. The solution must provide high performance and scalability. Which type of storage technology meets this costumer's requirements?

Options

  • Astorage arrays with SAS disks based on virtualization and SAN connectivity
  • Bstorage arrays with SATA disks connected by using iSCSI SANs
  • CSCSI storage arrays connected by using iSCSI SANs
  • DSCSI storage arrays based on virtualization and SAN connectivity

How the community answered

(41 responses)
  • A
    80% (33)
  • B
    7% (3)
  • C
    10% (4)
  • D
    2% (1)

Why each option

Storage arrays with SAS disks using virtualization and SAN connectivity best meet the requirements for high availability, ease of management, high performance, and scalability.

Astorage arrays with SAS disks based on virtualization and SAN connectivityCorrect

SAS disks deliver the high performance and reliability needed for demanding workloads, while storage virtualization abstracts underlying hardware to simplify management and enable scalability without disruption. SAN (Storage Area Network) connectivity provides the high-availability fabric that allows multiple hosts to access shared storage with failover capability, satisfying all four stated requirements simultaneously.

Bstorage arrays with SATA disks connected by using iSCSI SANs

SATA disks are designed for lower-cost, lower-performance use cases and do not meet the high performance requirement; iSCSI SANs also introduce additional latency compared to native SAN fabrics.

CSCSI storage arrays connected by using iSCSI SANs

Parallel SCSI arrays have limited scalability and are an outdated technology that lacks the management flexibility provided by virtualization-based solutions.

DSCSI storage arrays based on virtualization and SAN connectivity

Parallel SCSI storage arrays have inherent scalability constraints due to the shared bus architecture and limited device count per channel, making them unsuitable for scalable enterprise deployments.

Concept tested: Selecting storage architecture for high availability and performance

Source: https://www.hpe.com/us/en/storage/san.html

Topics

#SAN#SAS#storage arrays#storage virtualization

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