The following storage design decisions were made: DD01: A storage policy that supports failure of a single fault domain being the server rack. DD02: Each host will have two vSAN OSA disk groups…

Question

Options

• ADD01
• BDD02
• CDD03
• DDD04
• EDD05

• A
  3% (1)
• B
  82% (32)
• D
  10% (4)
• E
  5% (2)

Explanation

In VMware Cloud Foundation (VCF) 5.2, the physical design specifies tangible hardware and infrastructure choices, while logical design includes policies and configurations. The question focuses on vSAN Original Storage Architecture (OSA) in a VCF environment. Let's classify each Option A: DD01 - A storage policy that supports failure of a single fault domain being the server This is a logical design decision. Storage policies (e.g., vSAN FTT=1 with rack awareness) define data placement and fault tolerance, configured in software, not hardware. It's not part of the physical design. Option B: DD02 - Each host will have two vSAN OSA disk groups, each with four 4TB Samsung SSD capacity drives This is correct. This specifies physical hardware--two disk groups per host with four 4TB SSDs each (capacity tier). In vSAN OSA, capacity drives are physical components, making this a physical design decision for VCF hosts. Option C: DD03 - Each host will have two vSAN OSA disk groups, each with a single 300GB Intel NVMe cache drive This is correct. This details the cache tier--two disk groups per host with one 300GB NVMe drive each. Cache drives are physical hardware in vSAN OSA, directly part of the physical design for performance and capacity sizing. Option D: DD04 - Disk drives capable of encryption at rest This is a hardware capability but not strictly a physical design decision in isolation. Encryption at rest (e.g., SEDs) is enabled via vSAN configuration and policy, blending physical (drive type) and logical (encryption enablement) aspects. In VCF, it's typically a requirement or constraint, not a standalone physical choice, making it less definitive here. Option E: DD05 - Dual 10Gb or higher storage network adapters This is a physical design decision (network adapters are hardware), but in VCF 5.2, storage traffic (vSAN) typically uses the same NICs as other traffic (e.g., management, vMotion) on a converged network. While valid, DD02 and DD03 are more specific to the storage subsystem's physical layout, taking precedence in this context.

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