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Microsoft

AZ-120 · Question #216

You have an SAP landscape on Azure that contains the virtual machines shown in the following table. You need to ensure that the Application Server role is available if a single Azure datacenter…

The correct answer is B. Azure Basic Load Balancer. Azure Load Balancer is the correct choice because it distributes traffic across multiple Application Server instances deployed in different availability zones or across fault domains, ensuring the role remains accessible even when a single datacenter goes offline. For SAP on…

Design and implement high availability and disaster recovery (HA/DR)

Question

You have an SAP landscape on Azure that contains the virtual machines shown in the following table. You need to ensure that the Application Server role is available if a single Azure datacenter fails. What should you include in the solution?

Options

  • AAzure Virtual WAN
  • BAzure Basic Load Balancer
  • CAzure Virtual WAN
  • DAzure AD Application Proxy

How the community answered

(24 responses)
  • A
    4% (1)
  • B
    83% (20)
  • C
    4% (1)
  • D
    8% (2)

Explanation

Azure Load Balancer is the correct choice because it distributes traffic across multiple Application Server instances deployed in different availability zones or across fault domains, ensuring the role remains accessible even when a single datacenter goes offline. For SAP on Azure, Load Balancer is the standard mechanism used alongside clustering (Pacemaker/WSFC) to provide high availability for SAP application tiers.

Why the distractors are wrong:

  • A & C (Azure Virtual WAN) - Virtual WAN is a networking service for connecting branches and remote offices; it has no role in making a VM role highly available across datacenters.
  • D (Azure AD Application Proxy) - This is a remote access tool for publishing on-premises apps to external users, completely unrelated to datacenter-level resiliency.

Memory tip: Think "availability = balancing the load." Whenever a question asks about keeping a service running through a datacenter failure in Azure, look for Load Balancer (ideally Standard tier in practice) paired with multiple instances - that combination is the HA backbone for SAP landscapes on Azure.

Topics

#load balancer#application server HA#datacenter failure#SAP availability

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