MS-900 Describe cloud concepts Practice Question
A company wants to move its IT infrastructure to the cloud but must keep all customer data within a specific geographic region due to data residency laws. They also want to avoid paying for large upfront hardware costs. Which cloud characteristic best supports this need?
⚠ Common exam trap
It's easy for candidates to confuse geographic distribution with high availability or elasticity, mistakenly thinking that scaling or redundancy can satisfy data residency requirements, when only region-specific data centers can enforce legal data boundaries.
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
✓
Geographic distribution (regional data centers)
Geographic distribution refers to cloud providers operating multiple data centers across different regions, enabling customers to choose a specific region to store data and comply with data residency laws. This characteristic directly addresses the requirement to keep customer data within a specific geographic region while avoiding upfront hardware costs, as the cloud provider owns and manages the infrastructure.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Geographic distribution (regional data centers)
Why this is correct
Cloud providers maintain physically distinct regional data centers that let customers designate a specific location for data at rest, such as an Azure region in the same country or border. This is the only attribute that directly addresses data residency and sovereignty requirements, because workload placement is tied to the chosen region's legal and regulatory jurisdiction. Scaling, availability, and self-service mechanics do not have any intrinsic capability to constrain where data is stored.
- ✗
Elasticity
Why it's wrong here
Elasticity refers to the automatic provisioning and removal of cloud resources—compute instances, databases, or storage capacity—to match changing workload demand, governed by rules or autoscale agents. While elastic behavior may distribute load across availability zones or nodes, it operates within the boundaries of the already-selected region and never alters the physical data residency. Therefore, an organization needing to keep all data within a specific jurisdiction cannot rely on elasticity, because it is a capacity-management capability rather than a data-placement constraint.
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High availability
Why it's wrong here
High availability is a resilience quality achieved through redundant architecture—availability zones, failover clusters, load balancers, and health monitoring—that minimizes service disruption during component failure. It guarantees that an application remains reachable and data remains accessible, but it does not define where that data is stored at rest. A system can be highly available while its data resides in a region that violates legal residency requirements, since availability is measured by uptime, not geographic compliance.
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Self-service
Why it's wrong here
Self-service is the ability for individuals or IT staff to independently provision and configure cloud services through a web portal, command-line interface, or API without waiting for manual approval. It offers convenient control at deployment time, such as picking an Azure region, but it does not enforce or even guarantee that future resources conform to a residency policy. Without governance controls like Azure Policy, a user could accidentally select the wrong region, so self-service alone is a management convenience, not a compliance mechanism.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This MS-900 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the MS-900 exam.