MS-900 Rapid elasticity Practice Question
A compliance-aware administrator is selecting the right Microsoft 365 capability to add and remove capacity quickly when demand changes. Cloud concept or benefit best matches this requirement?
⚠ Common exam trap
Many exam-takers confuse a cloud concept (rapid elasticity) with a specific Microsoft 365 feature (Planner, DLP, sensitivity labels), failing to recognize that the question asks for the cloud concept or benefit, not a product or feature name.
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
✓
Rapid elasticity
Rapid elasticity is a core cloud computing concept defined by NIST (SP 800-145) that allows resources to be provisioned and released automatically in response to demand. In Microsoft 365, this is demonstrated by the ability to add or remove user licenses (e.g., via the Microsoft 365 admin center or PowerShell) on a per-seat basis, scaling capacity up or down almost instantly without manual infrastructure changes.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Rapid elasticity
Why this is correct
Rapid elasticity lets Microsoft 365 capacity scale up and down automatically with demand, so the administrator adds and removes resources quickly without manual provisioning. This matches the requirement for fast, demand-driven adjustment rather than fixed or pre-purchased capacity.
- ✗
Microsoft Planner
Why it's wrong here
Microsoft Planner organises tasks and teamwork; it provisions no infrastructure or licences and cannot scale capacity. It tempts because DevOps and project teams genuinely use Planner for work tracking, but the requirement is elastic capacity that grows and shrinks with demand.
- ✗
Data Loss Prevention (DLP)
Why it's wrong here
DLP identifies and protects sensitive information across workloads; it does not provision or release compute or licence capacity. It tempts because compliance-aware administrators often reach for DLP when handling regulated data, but the requirement describes elasticity — scaling resources up and down on demand.
- ✗
Sensitivity labels
Why it's wrong here
Sensitivity labels classify and protect content, travelling with documents and emails; they neither add nor remove capacity. It tempts because labels are a core compliance control for regulated data, but the scenario asks for rapid scaling of resources, which is the elasticity benefit of cloud.
Go deeper
Related to this question
Learn chapter
Microsoft 365 Admin APIs and Graph API Basics
Key term
Microsoft 365
Microsoft 365 is a subscription-based cloud service from Microsoft that combines productivity tools like Office apps with security, device management, and online storage.
Key term
Microsoft 365 admin center
The Microsoft 365 admin center is a web-based portal where IT administrators manage users, subscriptions, security, and settings for an organization's Microsoft 365 services.
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JA
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.