Design Infrastructure Solutions
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An enterprise is designing a regional application delivery and load balancing solution in the East US region. The architecture must support two workloads deployed on Azure Virtual Machines:
1. An HTTPS web application requiring SSL/TLS termination and URL path-based routing (routing `/images/*` and `/video/*` to separate backend pools).
2. A legacy database replication service that communicates using raw TCP on port 1433 and requires low-latency, high-throughput load balancing.
All virtual machines are configured with Standard SKU Public IP addresses for administrative access.
Which two Azure load balancing services should you include in the design to meet these requirements without validation failures? (Select two.)
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A company plans to migrate its on-premises customer relationship management (CRM) application, currently hosted on Hyper-V virtual machines, to Azure. The on-premises environment consists of the following components:
- Three web servers running IIS that communicate frequently with the database.
- A backend database server running SQL Server 2022 that relies heavily on SQL Server Agent jobs and cross-database queries.
- An identity structure where users authenticate against the local Active Directory Domain Services (AD DS). The company does not use smart cards and has no requirement for federated identity.
You need to design the migration assessment and target architecture to ensure zero disruption in database compatibility and identity integration, while also mapping server interdependencies.
Which two actions should you include in your recommendation? (Choose two.)
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A digital media company is designing the Azure compute infrastructure for a new video rendering and encoding platform. The platform consists of two main components:
1. An orchestration portal that manages rendering jobs, user profiles, and subscription details. This portal represents a steady-state production workload and requires a availability SLA.
2. A batch processing layer containing multiple worker instances that execute the CPU-intensive rendering tasks. These tasks write progress checkpoints to Azure Blob Storage, allowing interrupted jobs to resume from the last checkpoint.
You need to minimize compute costs for both layers while meeting the availability requirements.
Which two Azure compute configurations should you recommend?
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An enterprise is designing a hub-and-spoke virtual network topology in Azure. The hub virtual network, `vnet-hub-eastus` (), hosts an Azure Firewall with the private IP address . A spoke virtual network, `vnet-prod-spoke` (), is peered with the hub virtual network. The enterprise has multiple other spoke virtual networks deployed within the address space.
You need to design a routing solution for `vnet-prod-spoke` that meets the following requirements:
- All traffic destined for the internet must be inspected by the Azure Firewall.
- All traffic destined for other spoke virtual networks within the range must be inspected by the Azure Firewall.
- Traffic between subnets within `vnet-prod-spoke` must route directly between the subnets and bypass the firewall.
Which two routing configurations should you implement in the user-defined route (UDR) table associated with the subnets in `vnet-prod-spoke`? (Select two.)
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An organization is planning to migrate an on-premises retail inventory system hosted on a VMware vSphere environment to Azure. The system consists of five web servers and a cluster of database servers. A strict security policy prohibits the installation of any software agents on the virtual machines during the assessment phase. You need to use Azure Migrate to discover the virtual machines, map their network dependencies, and assess their readiness for Azure.
Which two actions should you include in the assessment strategy? Choose two.
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A smart-grid utility provider is designing a telemetry ingestion system in the West US 3 region to collect real-time status updates from smart meters using a custom TCP protocol on port 8080. The design must satisfy the following requirements:
- Distribute incoming TCP traffic on port 8080 across a backend pool of virtual machines.
- Support high availability with zone-redundancy across three availability zones.
- Support the existing backend virtual machines, which currently have Basic SKU Public IP addresses assigned to their network interfaces.
Which of the following actions should you recommend to meet these requirements?
An energy utility company is designing the Azure compute infrastructure for two distinct workloads:
* Workload 1: A smart-meter telemetry ingestion service that runs 24/7, requires a 99.99% availability SLA, and must allow individual virtual machines to be patched and managed independently.
* Workload 2: A monthly billing simulation report that takes 6 hours to run, can tolerate interruptions, and must be completed at the lowest possible compute cost.
Which two virtual machine configurations should you recommend to meet these requirements?
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A company is planning to migrate a legacy inventory application to Azure. The application's frontend web tier runs on VMware vSphere virtual machines, while its backend Microsoft SQL Server database runs on a dedicated physical Windows server cluster. The SQL Server database relies on cross-database queries and SQL Server Agent jobs. All servers are located in a secure network zone with no direct internet access, but they can route traffic through an outbound HTTPS proxy. You need to design an Azure Migrate assessment to map the application's network dependencies and determine the correct target database tier in Azure. Which two actions should you include in the assessment design? (Choose two.)
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A company is designing a hub-and-spoke virtual network topology in Azure. The hub virtual network, `vnet-hub-prod` (), contains an Azure Firewall () and a Virtual Network Gateway that connects to an on-premises network via ExpressRoute. The spoke virtual network, `vnet-spoke-app` (), contains a subnet named `snet-web` () and is peered with `vnet-hub-prod` with gateway transit enabled. The on-premises network advertises the prefix via BGP. To comply with security policies, all traffic from `snet-web` to the on-premises network must be inspected by the Azure Firewall. An architect associates a route table with `snet-web` and adds a User Defined Route (UDR) for pointing to the Azure Firewall. However, during testing, traffic from `snet-web` to the on-premises network bypasses the firewall and is routed directly to the gateway. Which of the following actions should the architect take to resolve this issue?
A logistics enterprise plans to migrate a multi-tier distribution application from an on-premises VMware vSphere environment to Azure. You need to design an Azure Migrate assessment strategy that maps network dependencies between the virtual machines to determine optimal migration waves. The enterprise security policy imposes the following constraints:
- No software agents can be installed on the application virtual machines.
- The use of domain administrator or root credentials for guest operating system access is strictly prohibited.
Which dependency mapping strategy should you recommend?
A national education board is designing the application delivery and load balancing architecture for its regional virtual learning management system (LMS) in the East US region. The virtual machines (VMs) hosting the system are deployed across multiple Availability Zones to ensure high availability. The architecture must satisfy the following requirements:
1. Distribute incoming UDP-based video streaming traffic across the backend VMs.
2. Route HTTPS-based web portal traffic, including offloading SSL/TLS termination and routing requests with the path '/assignments/*' to a dedicated virtual machine scale set.
3. The backend virtual machines currently have Basic SKU Public IP addresses associated with their network interfaces for direct administrative access.
Which two of the following components and configurations should you include in the design to meet these requirements?
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An organization plans to migrate a legacy line-of-business (LOB) application currently running on on-premises physical bare-metal servers to Azure Virtual Machines. The application has multiple undocumented network connections to other local servers. The organization needs to map these dependencies before scheduling the migration. Additionally, you must design a hybrid identity solution to synchronize on-premises user accounts to Microsoft Entra ID while minimizing operational overhead and ensuring that user passwords can be managed on-premises. Which two actions should you include in the migration assessment and strategy? (Choose two.)
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A healthcare provider is designing the regional application delivery and load balancing architecture in East US 2 for a new clinical portal. The solution must meet the following requirements:
- The public-facing web application requires SSL/TLS termination and path-based routing (traffic for `/patients/*` and `/staff/*` must be routed to separate backend pools).
- The database synchronization layer requires high-throughput TCP connections on custom port .
- All database virtual machines currently use Basic SKU Public IP addresses for administration.
- To comply with strict data sovereignty regulations, all load balancing and traffic routing components must reside entirely within the East US 2 region.
Which load balancing configuration should you recommend?
A pharmaceutical company is designing the Azure compute infrastructure to host a molecular modeling simulation application. The simulations run continuously for up to 72 hours. If a virtual machine is interrupted or terminated during a run, the progress is lost, and the entire simulation must restart from the beginning. The application requires high-performance CPU capabilities and low-latency node-to-node communication. The finance team recommends using Azure Spot virtual machines to minimize compute costs. Which compute virtualization strategy should you recommend to meet the requirements of the simulation application?
A cloud architect is planning a secure Azure network topology for a multi-tier application environment. The infrastructure consists of:
- A hub virtual network named `vnet-transit-hub-weur` () hosting an Azure Firewall () in `AzureFirewallSubnet` and an Azure Virtual Network Gateway in `GatewaySubnet`.
- A production application spoke virtual network named `vnet-prod-app-weur` ().
- A shared database spoke virtual network named `vnet-shared-db-weur` ().
- Virtual network peering connections linking the hub to each spoke virtual network.
The design must satisfy the following requirements:
- All traffic between `vnet-prod-app-weur` and `vnet-shared-db-weur` must pass through the Azure Firewall for inspection.
- VMs in both spokes must maintain access to the on-premises datacenter via the central Virtual Network Gateway.
- Local traffic within each spoke virtual network must remain local and bypass the hub.
Which two configurations should the architect recommend to satisfy these requirements? (Select two.)
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An organization is designing a regional web application hosted on Azure Virtual Machines in the West US region. The architecture must satisfy the following requirements:
- Provide URL path-based routing to direct traffic to different backend pools.
- Support SSL/TLS termination at the load balancer.
- Ensure that the backend virtual machines are not accessible from the public internet.
The existing virtual machines are currently configured with Basic SKU Public IP addresses.
Which load balancing configuration should you recommend to meet the requirements?
A company plans to migrate a legacy payroll application currently running on on-premises physical servers to Azure. The application consists of several web and application servers, along with a Microsoft SQL Server database that utilizes SQL Server Agent jobs and cross-database queries. The network connections between the application servers and external systems are undocumented. The company wants to minimize deployment complexity and administrative overhead for the migration and the final hybrid identity solution. Which migration assessment, database tier, and identity synchronization strategy should you recommend?
An enterprise is planning to migrate a critical, steady-state production ERP system to Azure. The system consists of two main components: a stateful database tier that runs continuously and requires guaranteed compute availability, and a stateless web server tier that must scale dynamically to handle variable user traffic. Both tiers must be designed to minimize compute costs over a multi-year period, but the solution must guarantee that no virtual machines are subject to unexpected eviction or disruption. Which two virtual machine options or pricing models should you recommend to meet these requirements?
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An enterprise is designing a hub-and-spoke network topology in Azure to host a multi-tier application. The topology consists of the following components:
* A hub virtual network named `vnet-hub-eus` () that hosts a central firewall Network Virtual Appliance (NVA) at the IP address .
* A spoke virtual network named `vnet-spoke-app` () that contains two subnets: `snet-web` () for web servers and `snet-db` () for database servers.
The virtual networks are peered to allow direct connectivity. You need to design a routing solution that forces all traffic from the web servers in `snet-web` to the database servers in `snet-db` to transit the firewall NVA in the hub for inspection. However, traffic between web servers within the same `snet-web` subnet must remain local and bypass the NVA.
An administrator proposes creating a route table, adding a route for the address prefix with a next hop type of Virtual appliance and IP address , and associating it with `snet-web`.
What is the primary issue with this proposed design?
A collaborative document editing platform has a global user base and is deployed across virtual machines in the East US and West US regions. You are designing an application delivery and load balancing solution for the platform. The solution must meet the following requirements:
- Route users to the region that offers the lowest latency.
- Implement path-based routing within each region, directing requests for `/edit/*` and `/view/*` to separate backend pools.
- Support SSL/TLS termination at the regional entry point.
- Align with availability zone designs and use Standard SKU resources.
Which two of the following Azure resources should you include in the architectural design to meet these requirements?
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