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SY0-501 · Question #28

Which of the following BEST describes an important security advantage yielded by implementing vendor diversity?

The correct answer is C. Resiliency. Vendor diversity is a strategy of using multiple vendors for critical systems to avoid single points of failure and reduce the impact of vendor-specific vulnerabilities or outages.

Submitted by tyler.j· Mar 4, 2026Security architecture

Question

Which of the following BEST describes an important security advantage yielded by implementing vendor diversity?

Options

  • ASustainability
  • BHomogeneity
  • CResiliency
  • DConfigurability

How the community answered

(32 responses)
  • A
    16% (5)
  • B
    9% (3)
  • C
    72% (23)
  • D
    3% (1)

Why each option

Vendor diversity is a strategy of using multiple vendors for critical systems to avoid single points of failure and reduce the impact of vendor-specific vulnerabilities or outages.

ASustainability

Sustainability refers to long-term environmental or operational continuity practices and is not a direct security advantage of using multiple vendors.

BHomogeneity

Homogeneity is actually the opposite of vendor diversity - it describes a uniform, single-vendor environment, which increases risk by creating a single point of failure or a common vulnerability across all systems.

CResiliencyCorrect

Resiliency is the primary security advantage of vendor diversity because using multiple vendors ensures that a vulnerability, exploit, or outage affecting one vendor's products does not simultaneously compromise all systems. If one vendor's solution fails or is compromised, systems from other vendors continue to operate, maintaining availability and reducing overall risk exposure.

DConfigurability

Configurability refers to the ability to customize or adjust a system's settings and is not a security benefit specifically associated with implementing vendor diversity.

Concept tested: Vendor diversity as a resiliency and risk mitigation strategy

Source: https://learn.microsoft.com/en-us/azure/well-architected/reliability/redundancy

Topics

#vendor diversity#resiliency#supply chain#redundancy

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