Question 378 of 1,031

Describe cloud concepts →mediumMultiple ChoiceObjective-mapped

Quick Answer

The answer is global reach. This is the correct choice because global reach refers to the ability to deploy applications across multiple geographic Azure regions, enabling low-latency access for users worldwide without the need to build or manage physical data centers. In this scenario, hosting the website on Azure VMs in West Europe and Southeast Asia, combined with Azure Traffic Manager’s DNS-based routing, directly reduces network latency and prevents timeouts for customers in Europe and Asia. On the Microsoft Azure Fundamentals AZ-900 exam, this concept tests your understanding of how cloud computing’s distributed infrastructure solves performance problems at scale—a common trap is confusing global reach with scalability or high availability, but global reach specifically addresses geographic distribution and latency. A helpful memory tip: think “global reach = globe-trotting traffic,” meaning the cloud spreads your app across the planet so users get the fastest path, not just more servers.

AZ-900 Describe cloud concepts Practice Question

This AZ-900 practice question tests your understanding of describe cloud concepts. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.

A rapidly growing e-commerce company currently hosts its website on a single server in a US data center. Customers in Europe and Asia report slow load times and timeouts. The company wants to improve performance for global users without building and managing data centers worldwide. They plan to deploy the website on Azure virtual machines in multiple Azure regions (e.g., West Europe, Southeast Asia) and use Azure Traffic Manager to route users to the closest region. Which benefit of cloud computing does this approach primarily demonstrate?

Question 1mediummultiple choice

Review the full routing breakdown →

A
Scalability
Why wrong: Scalability is the ability to increase or decrease resources to meet demand. While the solution could be scaled, the primary focus is on geographic distribution to reduce latency, not on handling increased traffic volume.
B
Elasticity
Why wrong: Elasticity is the ability to automatically adjust resources based on real-time demand. The scenario does not mention dynamic scaling; it emphasizes deploying in multiple regions for proximity to users.
C
High availability
Why wrong: High availability ensures that applications remain operational despite failures. Deploying in multiple regions can improve availability, but the stated goal is to resolve slow load times and timeouts for remote users, which is a latency issue, not primarily an availability concern.
D
Global reach
Global reach is the ability to deploy resources in datacenters around the world, allowing organizations to serve customers with low latency from geographically nearby regions. This scenario directly illustrates that benefit.

Full breakdown with real-world context →

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

✓

Global reach

This approach primarily demonstrates global reach, which is the ability to deploy applications and services across multiple geographic regions to provide low-latency access to users worldwide. By hosting the website on Azure VMs in West Europe and Southeast Asia, and using Azure Traffic Manager to route users to the closest region based on DNS-based traffic routing (e.g., performance or geographic routing methods), the company leverages Azure's distributed infrastructure without building or managing its own data centers. This directly addresses the performance issues for European and Asian customers by reducing network latency and avoiding timeouts.

Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

✗
Scalability
Why it's wrong here
Scalability is the ability to increase or decrease resources to meet demand. While the solution could be scaled, the primary focus is on geographic distribution to reduce latency, not on handling increased traffic volume.
✗
Elasticity
Why it's wrong here
Elasticity is the ability to automatically adjust resources based on real-time demand. The scenario does not mention dynamic scaling; it emphasizes deploying in multiple regions for proximity to users.
✗
High availability
Why it's wrong here
High availability ensures that applications remain operational despite failures. Deploying in multiple regions can improve availability, but the stated goal is to resolve slow load times and timeouts for remote users, which is a latency issue, not primarily an availability concern.
✓
Global reach
Why this is correct
Global reach is the ability to deploy resources in datacenters around the world, allowing organizations to serve customers with low latency from geographically nearby regions. This scenario directly illustrates that benefit.
Related concept
Read the scenario before looking for a memorised answer.

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates confuse global reach with high availability or scalability, because deploying in multiple regions can also improve availability, but the question's emphasis on 'improve performance for global users' and 'route users to the closest region' specifically tests the global reach benefit.

Trap categories for this question

Scenario analysis trap
Elasticity is the ability to automatically adjust resources based on real-time demand. The scenario does not mention dynamic scaling; it emphasizes deploying in multiple regions for proximity to users.

Detailed technical explanation

How to think about this question

Azure Traffic Manager operates at the DNS level, using traffic-routing methods such as Performance (based on latency measurements from the user's DNS resolver to each endpoint) or Geographic (based on the user's IP address location) to direct traffic. Under the hood, it does not load balance individual requests but instead returns the appropriate endpoint's IP in the DNS response, with a TTL (default 300 seconds) that can be tuned. In a real-world scenario, if the US region goes down, Traffic Manager can fail over to another region, but the primary goal here is latency reduction, not fault tolerance.

KKey Concepts to Remember

Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.

TExam Day Tips

Watch for words such as best, first, most likely and least administrative effort.
Review why wrong options are wrong, not only why the correct option is correct.

Key takeaway

Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Real-world example

How this comes up in practice

A company's IT admin needs to give a contractor read-only access to production logs without sharing account credentials. Using role-based access control (RBAC) and temporary scoped permissions — not a permanent shared password — is the correct pattern. Questions like this test whether you can apply least-privilege access across cloud identity services.

What to study next

Got this wrong? Here's your next step.

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

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FAQ

Questions learners often ask

What does this AZ-900 question test?

Describe cloud concepts — This question tests Describe cloud concepts — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: Global reach — This approach primarily demonstrates global reach, which is the ability to deploy applications and services across multiple geographic regions to provide low-latency access to users worldwide. By hosting the website on Azure VMs in West Europe and Southeast Asia, and using Azure Traffic Manager to route users to the closest region based on DNS-based traffic routing (e.g., performance or geographic routing methods), the company leverages Azure's distributed infrastructure without building or managing its own data centers. This directly addresses the performance issues for European and Asian customers by reducing network latency and avoiding timeouts.

What should I do if I get this AZ-900 question wrong?

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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