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Question 921Question →

A manufacturing corporation implements a cloud-based Enterprise Resource Planning (ERP) system under a Software as a Service (SaaS) model. Under the shared responsibility model, the manufacturing corporation is responsible for patching the underlying operating systems and configuring network firewalls for the ERP application.

Show answer & explanation

Answer: False

Answer

False
The statement is false because in a Software as a Service (SaaS) model, the cloud provider is responsible for managing and maintaining the physical infrastructure, operating systems, and network configurations. The customer is only responsible for managing their data, accessing devices, and user accounts.

Step-by-Step Solution

1
Identify the cloud service model specified in the scenario.
The scenario specifies a Software as a Service (SaaS) deployment.
The system is described as a cloud-based ERP platform delivered as a SaaS model.
2
Determine the customer responsibilities under the shared responsibility model for SaaS.
The customer is responsible for information and data, devices (mobile and PCs), and accounts/identities.
In a SaaS model, the cloud provider manages all layers of the technology stack except for customer-owned data, identities, and client endpoints.
3
Evaluate if patching the operating system and configuring network firewalls are customer responsibilities in SaaS.
Patching operating systems and configuring network firewalls are provider responsibilities.
These tasks belong to the infrastructure, platform, and application management layers, which are fully managed by the SaaS provider, making the statement false.

Key Concept

Shared Responsibility Model for Software as a Service (SaaS)
Question 922Question →

A law firm subscribes to a cloud-based document collaboration and legal discovery application. To ensure the security of this deployment, which task remains the responsibility of the law firm?

Show answer & explanation

Answer: Configuring user accounts and assigning access permissions for the lawyers and paralegals

Answer

Configuring user accounts and assigning access permissions for the lawyers and paralegals
In a Software as a Service (SaaS) deployment, the cloud provider manages the physical infrastructure, operating system, and application software. The customer remains responsible only for their data, devices, and user access. Therefore, managing user accounts and configuring access permissions for the lawyers and paralegals is a customer responsibility.

Step-by-Step Solution

1
Identify the cloud service model described in the scenario.
The law firm is subscribing to a complete, cloud-hosted application (document collaboration and legal discovery), which represents a Software as a Service (SaaS) model.
Determining the service model is necessary to apply the correct shared responsibility boundaries.
2
Determine the customer's responsibilities under the shared responsibility model for SaaS.
In a SaaS model, the cloud provider manages almost the entire stack (physical infrastructure, virtualization, operating systems, middleware, and application software). The customer retains responsibility for their data, devices, and user accounts/identities.
This isolates what tasks the customer's IT team must perform versus what the provider handles.
3
Evaluate the choices to find the task that matches customer responsibilities.
Configuring user accounts and access permissions aligns with identity and access management, which remains the customer's responsibility in SaaS. Operating system patching, database replication, and scaling virtual machines are managed by the SaaS provider.
This selects the correct option based on SaaS shared responsibility principles.

Key Concept

Shared Responsibility Model in SaaS
Estimated Time:1m 0s
Question 923Question →

A logistics company plans to migrate its legacy dispatch system to Azure Virtual Machines. Under the Infrastructure as a Service (IaaS) shared responsibility model, which of the following operations are the responsibility of the customer? (Select two.)

Select all that apply

Show answer & explanation

Answer: Configuring the guest operating system settings and applying security patches; Installing and maintaining the runtime environment and middleware for the dispatch system

Answer

Configuring the guest operating system settings and applying security patches, and installing and maintaining the runtime environment and middleware for the dispatch system are correct.
In Infrastructure as a Service (IaaS), the cloud provider is responsible for the physical host infrastructure, storage, network, and virtualization layer. The customer is responsible for managing the guest operating system, middleware, and applications. Therefore, configuring the guest operating system settings and applying patches, as well as installing and maintaining middleware/runtimes, are customer responsibilities.

Step-by-Step Solution

1
Analyze the service model context.
The scenario describes deploying Azure Virtual Machines, which represents Infrastructure as a Service (IaaS).
Identifying the cloud model (IaaS) determines the boundaries of the shared responsibility model.
2
Evaluate the division of responsibility in IaaS.
Under IaaS, the cloud provider manages the physical hosts, physical network, and virtualization layer. The customer manages the guest operating systems, middleware, databases, applications, network controls, and data/access.
Applying this division allows us to classify each option as a customer or provider responsibility.
3
Verify which options map to customer responsibilities.
Configuring the guest operating system and installing/maintaining middleware are customer duties, whereas physical server maintenance and physical datacenter security are managed by Microsoft.
This confirms the two correct selections.

Key Concept

Infrastructure as a Service (IaaS) Shared Responsibility Model
Estimated Time:1m 30s
Question 924Question →

A startup is designing their cloud infrastructure on Azure and needs to establish a strategy for organizing their resources, resource groups, and subscriptions.

Which of the following statements correctly describes a capability or constraint of Azure resource groups?

Show answer & explanation

Answer: A resource group can contain resources from different Azure regions, allowing resources to reside in a different location than the resource group itself.

Answer

A resource group can contain resources from different Azure regions, allowing resources to reside in a different location than the resource group itself.
The correct statement is that a resource group can contain resources from different Azure regions. The resource group's location is only used to store metadata about the resources, and it does not restrict the physical location of the resources themselves. This allows administrators to group related resources logically even if they are deployed globally.

Step-by-Step Solution

1
Analyze the relationship between resource group location and resource location.
The resource group location determines where deployment metadata is stored. It does not restrict the region where resources within that group can be deployed.
To verify if resources are geographically bound to their containing resource group.
2
Evaluate whether resource groups support hierarchical nesting.
Resource groups cannot contain other resource groups; nesting is not supported in Azure.
To determine the structural limits of resource group nesting.
3
Assess tag propagation behaviors from resource groups to individual resources.
Tags applied to a resource group do not automatically inherit down to the resources inside that group.
To confirm if tag inheritance is a native capability of resource groups.
4
Combine findings to identify the correct statement.
The statement describing the ability of a resource group to contain resources from different regions is correct.
To match the verified Azure resource group behaviors with the options provided.

Key Concept

Azure Resource Group Properties and Boundaries
Question 925Question →

A company hosts a critical inventory database in the West US 2 region. The database must remain available even if an entire datacenter facility within that region experiences a power outage. The solution must not replicate data to a different geographical region. Which Azure architectural feature should the company use to deploy the database servers?

Show answer & explanation

Answer: Availability Zones

Answer

Availability Zones
Availability Zones are physical locations within an Azure region, containing one or more datacenters with independent power, cooling, and networking. This isolation ensures that if one datacenter goes down, other zones in the same region remain online, providing high availability without data leaving the region.

Step-by-Step Solution

1
Analyze the requirements.
The requirement asks for protection against a single datacenter failure (power outage) within a single region (West US 2) without replicating to a different geographical region.
This helps narrow down the scale of high availability needed (datacenter-level vs. region-level).
2
Evaluate the architectural features of Azure.
Availability Zones provide isolation and redundancy within a single region by grouping datacenters with independent power, cooling, and network infrastructure. Deploying across these zones satisfies both datacenter-level resiliency and regional boundary constraints.
Choosing the correct service tier or feature ensures compliance with architectural and business constraints.

Key Concept

Azure Availability Zones provide high availability and isolation against datacenter-level failures within a single region.
Question 926Question →

An enterprise is planning to restructure its Azure environment to support a new multi-region web application. The design requires deploying database resources in the East US region and web servers in the West US region, while keeping them under a unified governance and billing structure. To meet these requirements while adhering to Azure architecture rules, which of the following statements are correct? Select two.

Select all that apply

Show answer & explanation

Answer: Resources deployed in different Azure regions can be placed within the same resource group.; Azure subscriptions can be organized into management groups to apply governance policies that inherit down to all resources.

Answer

Resources deployed in different Azure regions can be placed within the same resource group, and Azure subscriptions can be organized into management groups to apply governance policies that inherit down to all resources.
The correct statements describe two fundamental rules of Azure architecture. First, a resource group is a logical container, and its resources can reside in different Azure regions than the group itself. Second, management groups are designed to group subscriptions and apply unified governance policies that inherit down the hierarchy to all resources.

Step-by-Step Solution

1
Analyze the rule regarding resource group containment and regions.
Confirm that resources within a resource group do not have to match the resource group's location. Therefore, resources in East US and West US can be in the same resource group.
This evaluates the relationship between resource location and resource group location.
2
Analyze the rule regarding nesting resource groups.
Recall that resource groups cannot be nested inside other resource groups.
This eliminates the possibility of nesting the database resource group under the web application resource group.
3
Analyze the rule regarding management groups and policy inheritance.
Confirm that management groups sit above subscriptions and that policies applied there inherit down the hierarchy.
This establishes that management groups can be used to apply unified governance across subscriptions.

Key Concept

Azure resource hierarchy, including resource group region independence, non-nesting rules, and management group policy inheritance.
Question 927Question →

A software company hosts a collaborative document editing platform on Azure. The system design must meet two conditions:

- The compute resources must automatically expand during sudden, unpredictable spikes in active editors and shrink when traffic subsides to optimize costs.
- The service must remain accessible without interruption if a single hardware rack in the host datacenter suffers a power loss.

Which cloud characteristics should the company implement to meet these requirements?

Show answer & explanation

Answer: Elasticity and high availability

Answer

Elasticity and high availability
Elasticity addresses the first requirement by automatically adjusting compute capacity up and down in response to fluctuating demand to minimize cost. High availability addresses the second requirement by ensuring the platform remains online and accessible even if a localized hardware fault (such as a rack power failure) occurs within a datacenter.

Step-by-Step Solution

1
Analyze the first requirement regarding automatic resource adjustment to match traffic spikes and optimize costs.
This requires elasticity, which dynamically adjusts resource allocation in response to real-time demand.
Elasticity ensures that resources scale down when not needed, preventing unnecessary charges.
2
Analyze the second requirement regarding resilience against a single hardware rack power loss within the datacenter.
This requires high availability, which provides localized redundancy and fault tolerance.
High availability keeps applications online during minor, local component failures without requiring recovery processes.
3
Combine the identified cloud characteristics to match the correct option.
The correct combination is elasticity and high availability.
These two characteristics directly satisfy both operational goals.

Key Concept

Understanding the differences between high availability, scalability, and elasticity in cloud environments.
Question 928Question →

An organization hosts a microservice using Azure App Service. Under the Platform as a Service (PaaS) model, does the customer have the responsibility of patching the host operating system?

Show answer & explanation

Answer: False

Answer

No, the customer is not responsible for patching the host operating system under the Platform as a Service (PaaS) model.
Under the Platform as a Service (PaaS) model, the cloud provider manages the operating system, runtime, and hardware infrastructure, relieving the customer of tasks such as patching the host operating system.

Step-by-Step Solution

1
Determine the cloud service model of the hosting service.
Azure App Service is a Platform as a Service (PaaS) offering.
Responsibility models vary depending on whether the service is classified as IaaS, PaaS, or SaaS.
2
Apply the shared responsibility rules for the PaaS model regarding operating systems.
In PaaS, the cloud provider (Microsoft Azure) manages the operating system, including patching and security updates.
This determines that the customer does not have the responsibility of patching the host operating system.

Key Concept

Under Platform as a Service (PaaS), the cloud provider is responsible for managing the host operating system and infrastructure, while the customer manages applications and data.
Question 929Question →

A gaming studio is deploying a new multiplayer mobile game backend to Azure using Platform as a Service (PaaS) resources. Which two of the following administrative tasks are the responsibility of the customer under this service model?

Select all that apply

Show answer & explanation

Answer: Deploying and managing the application code.; Configuring user access permissions for the application data.

Answer

Deploying and managing the application code, and configuring user access permissions for the application data.
Under the Platform as a Service (PaaS) shared responsibility model, the cloud provider manages the physical hardware, virtualization layer, operating system, and middleware/runtime. The customer remains responsible for developing, deploying, and managing the application code, as well as securing and configuring access permissions for the data generated by the application.

Step-by-Step Solution

1
Analyze the cloud service model referenced in the scenario.
The scenario specifies a Platform as a Service (PaaS) model for a mobile game backend.
Identifying the service model is essential to determine the correct division of responsibilities.
2
Determine the shared responsibility boundaries for PaaS.
In PaaS, the provider manages physical infrastructure, virtualization, operating systems, and middleware, whereas the customer manages application code and data/access.
This division determines which tasks belong to the customer versus the cloud provider.
3
Evaluate the choices against customer responsibilities.
Deploying code and configuring access are customer responsibilities; OS patching and VM/middleware configuration are provider responsibilities.
Selecting the customer-managed tasks yields the correct answers.

Key Concept

Platform as a Service (PaaS) Shared Responsibility Model
Question 930Question →

Under the Microsoft Azure shared responsibility model for Infrastructure as a Service (IaaS), the customer is responsible for managing the guest operating system, middleware, and data, while Microsoft manages the physical servers, physical network, and virtualization hypervisor.

Show answer & explanation

Answer: True

Answer

The statement is true.
Under IaaS, Microsoft manages the physical infrastructure and the virtualization layer (hypervisor), while the customer maintains control and responsibility over everything inside the VM, including the guest operating system, middleware, applications, and data.

Step-by-Step Solution

1
Identify the cloud service model being evaluated, which is Infrastructure as a Service (IaaS).
IaaS model identified.
This establishes the baseline responsibilities for the cloud provider and the customer.
2
Recall the shared responsibility model boundaries for IaaS.
Microsoft manages physical hosting infrastructure and virtualization hypervisor, while the customer manages guest OS and layers above.
To compare the responsibilities described in the statement against the standard Azure model.
3
Evaluate the correctness of the statement based on the recalled boundaries.
The statement correctly aligns the guest OS, middleware, and data to the customer, and the physical hosts, network, and hypervisor to Microsoft.
To determine the final true/false answer.

Key Concept

Shared Responsibility Model in Infrastructure as a Service (IaaS)
Estimated Time:1m 0s
Question 931Question →

Evaluate the following statement regarding cloud architectures:

'Deploying resources across multiple public cloud vendors to distribute risk, without any connection to an on-premises datacenter, is classified as a hybrid cloud model.'

Is this statement true or false?

Show answer & explanation

Answer: False

Answer

False
The correct answer is false because a hybrid cloud model is defined by the combination of public cloud services and private or on-premises infrastructure. Deploying resources across multiple public cloud vendors without any on-premises connection is classified as a multi-cloud model.

Step-by-Step Solution

1
Analyze the components of the scenario in the statement.
The scenario involves deploying resources across multiple public cloud vendors to distribute risk, with no connection to an on-premises datacenter.
To classify the cloud model, we must identify which environments are being combined and how they relate.
2
Compare the scenario against the definitions of hybrid cloud and multi-cloud models.
A hybrid cloud model combines public cloud services with private cloud or on-premises infrastructure. A multi-cloud model involves using two or more public cloud providers independently or together without requiring an on-premises connection.
Since the scenario only uses multiple public cloud vendors and lacks any on-premises or private cloud component, it represents a multi-cloud model, making the statement false.

Key Concept

Distinguishing between hybrid cloud and multi-cloud models based on the integration of on-premises infrastructure versus multiple public cloud providers.
Question 932Question →

An Azure resource can belong to multiple resource groups at the same time.

Show answer & explanation

Answer: False

Answer

False
Each Azure resource must belong to exactly one resource group. A resource cannot exist in multiple resource groups simultaneously.

Step-by-Step Solution

1
Evaluate the relationship between Azure resources and resource groups.
Each Azure resource must be associated with exactly one resource group.
Azure resource groups act as logical containers for resources, establishing a single lifecycle, billing, and management boundary for each resource.

Key Concept

Resource containment limits in Azure resource groups
Estimated Time:30s
Question 933Question →

A media broadcasting company deploys a video transcoding application on Azure to process user-uploaded content. The application experiences unpredictable spikes in uploads when breaking news events occur. The company configures the application to automatically add or remove virtual machines as demand fluctuates. Additionally, they deploy the application across multiple Availability Zones to ensure it remains operational if a single datacenter fails.

Which of the following cloud concepts are represented in this architecture? (Select TWO)

Select all that apply

Show answer & explanation

Answer: Elasticity, demonstrated by the automatic addition and removal of virtual machines in response to unpredictable traffic spikes.; High Availability, demonstrated by deploying the application across multiple Availability Zones to ensure continuous operation during a single datacenter outage.

Answer

The architecture represents Elasticity, through the automatic horizontal scaling of virtual machines to meet unpredictable demand, and High Availability, by utilizing multiple Availability Zones within a region to ensure resilience against a datacenter failure.
The correct concepts are elasticity and high availability. Elasticity is shown when the application automatically adjusts its compute resources (adding/removing VMs) to match unpredictable load fluctuations. High Availability is shown when the system is deployed across multiple Availability Zones to survive the failure of a single datacenter within the region.

Step-by-Step Solution

1
Analyze how the application handles fluctuating compute demand.
The application automatically adds or removes virtual machines in response to unpredictable traffic spikes. This dynamically matches resources to demand, which defines Elasticity.
Distinguishing between static scaling limits and dynamic, automated scaling ensures proper identification of elasticity.
2
Analyze how the application maintains uptime during localized infrastructure failures.
The application is deployed across multiple Availability Zones to stay operational if a single datacenter fails. This maximizes uptime within the active region, which defines High Availability.
Identifying the scope of the fault tolerance helps differentiate local high availability mechanisms from regional disaster recovery.

Key Concept

Distinguishing High Availability, Elasticity, and Scalability in Azure
Estimated Time:1m 30s
Question 934Question →

An administrator is preparing to deploy a new virtual machine. The destination resource group for the virtual machine is located in the East US region.

Which of the following statements is correct regarding the deployment of the virtual machine and its resource group?

Show answer & explanation

Answer: The virtual machine can be deployed in any supported region, regardless of the resource group's location.

Answer

The virtual machine can be deployed in any supported region, regardless of the resource group's location.
The correct answer is that the virtual machine can be deployed in any supported region, regardless of the resource group's location. In Azure, a resource group is a logical container, and its region is used to store deployment metadata. Resources within the resource group are not restricted to the same region as the resource group itself.

Step-by-Step Solution

1
Understand the relationship between Azure resources and resource groups.
A resource group is a logical container for resources, and it has its own location (region) to store metadata.
This helps determine if a resource's location is restricted by the resource group's location.
2
Evaluate the location requirements for Azure resources.
Resources inside a resource group can be located in different regions than the resource group itself.
Azure allows this flexibility to group related resources logically even if they are deployed globally.

Key Concept

Azure resource groups hold resources that can exist in different regions and do not support nesting or automatic tag inheritance.
Question 935Question →

A media streaming company wants to ensure that its video transcoding service performs consistently and finishes processing within the same duration regardless of the time of day or number of active users, while also keeping hosting costs within a pre-defined range. Which cloud benefit is directly described by this requirement?

Show answer & explanation

Answer: Predictability

Answer

Predictability
Predictability is the cloud concept that refers to a system's ability to maintain consistent performance (such as processing time) and cost forecasting, even when conditions change. The media streaming company's requirement for consistent transcoding times and predictable hosting costs aligns directly with this benefit.

Step-by-Step Solution

1
Analyze the company's requirement for consistent performance duration and predictable hosting costs under varying user loads.
The requirement focuses on stability, consistent performance levels, and cost forecasting.
Identifying the primary concern of the business scenario helps map it to the correct cloud concept.
2
Evaluate the cloud benefits against the requirement.
Predictability is the cloud benefit that guarantees performance consistency and cost forecasting. Other concepts like elasticity are mechanisms to achieve this, while high availability and disaster recovery deal with uptime and recovery.
Differentiating between cloud benefits ensures selecting the most specific and correct option.

Key Concept

Predictability (both performance and cost predictability) allows cloud resources to deliver consistent performance and cost estimates under varying conditions.
Question 936Question →

In a multi-level Azure resource hierarchy, a single Azure subscription can be a direct member of multiple parent management groups simultaneously.

Show answer & explanation

Answer: False

Answer

False, because the Azure management group hierarchy is a strict tree structure where each subscription can only have one parent management group at any given time.
The statement is false because the Azure resource hierarchy is a strict tree structure. Every Azure subscription is allowed to have only one parent management group, which ensures that role-based access controls and policy configurations inherit down a single, predictable path.

Step-by-Step Solution

1
Analyze the organization of Azure management groups.
Management groups are containers that help manage access, policy, and compliance across multiple subscriptions.
Understanding the function of management groups is necessary to evaluate how they organize subscriptions.
2
Examine the inheritance structure of the management group hierarchy.
The hierarchy forms a strict tree structure where all elements trace back to a single Root Management Group through individual branches.
This determines whether a subscription can trace its lineage to multiple separate parent nodes.
3
Evaluate the parent-child relationship constraint.
Because it is a strict tree hierarchy, a subscription can only be assigned to a single parent management group.
To determine the truth value of the statement regarding multiple parent management groups.

Key Concept

Azure Management Group and Subscription Hierarchy Constraints
Question 937Question →

A healthcare organization is planning to host its patient management portal in Azure. The regulatory framework requires that all patient data remain within the national borders of Germany. At the same time, the infrastructure must remain resilient against localized datacenter failures (such as a power outage in a single facility) and regional-scale disasters. Which two statements represent valid architectural configurations that meet these requirements? (Select two.)

Select all that apply

Show answer & explanation

Answer: Deploying virtual machine instances across multiple Availability Zones within the Germany West Central region protects the application from localized power or cooling outages.; Replicating database backups to Germany North, the designated region pair for Germany West Central, ensures disaster recovery capabilities while maintaining data residency within Germany.

Answer

Deploying virtual machine instances across multiple Availability Zones within the Germany West Central region protects the application from localized outages, and replicating database backups to Germany North (the region pair) ensures disaster recovery while maintaining data residency.
Deploying instances across multiple Availability Zones protects against localized failures (like power, cooling, or network outages in a single datacenter) because each zone is a physically separate facility within a region. Replicating data to a paired region (such as Germany North for Germany West Central) provides disaster recovery capabilities in the event of a region-wide outage, while keeping the data within the same country to satisfy data residency requirements.

Step-by-Step Solution

1
Analyze high availability (HA) requirements within a single region.
Identify that deploying resources across Availability Zones protects against localized failures like power or cooling outages because each zone is a physically separate datacenter within the region.
To satisfy resilience against localized datacenter failures while keeping the service active.
2
Analyze disaster recovery (DR) and data residency requirements.
Identify that replication to a paired region within the same national boundary (Germany West Central to Germany North) provides regional DR without violating the data residency mandate.
To satisfy resilience against region-wide outages while complying with regulatory requirements.

Key Concept

Azure Regions, Availability Zones, and Region Pairs are designed to provide different levels of resilience (High Availability vs. Disaster Recovery) and meet data residency compliance requirements.
Estimated Time:2m 0s
Question 938Question →

An online education provider hosts its public-facing student portal and video streaming services on Microsoft Azure. The portal retrieves student grades and enrollment history from a database running on dedicated physical servers located in the provider's office building. Which cloud model is represented by this deployment?

Show answer & explanation

Answer: A hybrid cloud

Answer

A hybrid cloud
A hybrid cloud is correct because the deployment integrates public cloud services (Azure for hosting the portal and video streaming) with private, on-premises infrastructure (dedicated physical servers hosting the database).

Step-by-Step Solution

1
Analyze the deployment components in the scenario.
The scenario includes public cloud services (Microsoft Azure) and on-premises physical servers owned and managed by the provider.
To determine the cloud model, you must identify where the workloads and data are physically hosted.
2
Determine how these components are combined and interact.
The public cloud portal integrates with and retrieves data from the on-premises database.
A combination of public cloud and private/on-premises infrastructure that work together represents a hybrid cloud model.

Key Concept

Cloud deployment models define the ownership, accessibility, and location of cloud infrastructure. A hybrid cloud combines public and private cloud models.
Estimated Time:1m 0s
Question 939Question →

An organization plans to deploy a multi-tier banking application in Azure. To meet strict regulatory requirements, the primary application components must be hosted in the East US region. The deployment must survive the failure of an entire datacenter facility within East US. Additionally, to protect against a large-scale regional catastrophe, database backups must be replicated to a geographical location at least 300 miles away. The administrator creates a resource group in the East US region to manage the application resources. Based on these requirements, which configuration should the organization implement?

Show answer & explanation

Answer: Deploy the virtual machines across multiple Availability Zones in East US, replicate the backups to the West US region pair, and place all resources in the East US resource group.

Answer

Deploy the virtual machines across multiple Availability Zones in East US, replicate the backups to the West US region pair, and place all resources in the East US resource group.
The correct architecture uses Availability Zones in the primary East US region to protect against local datacenter failures (providing high availability). For regional disaster recovery, it uses the West US region pair (which is at least 300 miles away). Additionally, resources can be deployed to West US while being managed under the existing East US resource group, because resource groups do not restrict the location of the resources they contain.

Step-by-Step Solution

1
Determine the high availability requirement within the primary region.
Deploying the virtual machines across multiple Availability Zones in East US ensures the application remains online even if a single datacenter facility fails.
Availability Zones are physically separate datacenters within an Azure region, each with independent power, cooling, and networking.
2
Determine the disaster recovery replication target.
Replicate backups to the West US region pair.
Azure region pairs are geographically separated by at least 300 miles to protect against regional catastrophes while maintaining data residency.
3
Determine the resource group placement rules.
Keep all resources, including those replicated to West US, in the East US resource group.
A resource group only stores metadata and does not restrict the deployment regions of the resources it contains.

Key Concept

Azure Regions, Availability Zones, and Region Pairs
Question 940Question →

A team of developers wants to deploy a new web portal. They require a fully managed hosting platform where Microsoft automatically handles the underlying web server infrastructure and operating system patching, allowing the team to focus solely on their application code. Which Azure service should they select?

Show answer & explanation

Answer: Azure App Service

Answer

Azure App Service
Azure App Service is a Platform as a Service (PaaS) offering that allows developers to deploy web applications directly. Microsoft handles the underlying infrastructure, operating system patching, and web server maintenance, allowing developers to focus solely on their code.

Step-by-Step Solution

1
Analyze the requirements for hosting the web portal, which include deploying custom application code, avoiding virtual machine management, and having Microsoft handle operating system patching and web server maintenance.
Identify that the solution must be a Platform as a Service (PaaS) compute offering designed for hosting web applications.
This narrows down the choices to Azure services that provide hosting with managed infrastructure.
2
Evaluate the available options against the PaaS web-hosting requirement.
Determine that Azure App Service fits this definition perfectly, as it is a PaaS service designed to host web applications and APIs while managing the underlying infrastructure automatically.
To select the correct service among the choices.

Key Concept

Azure App Service provides a fully managed Platform as a Service (PaaS) hosting environment for web applications, where Microsoft handles infrastructure management such as operating system updates and patching.
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