MS-900 Describe cloud concepts Practice Test 4 — 15 Questions

Question 1

A help desk lead is documenting the correct Microsoft 365 approach to keep a workload on-premises while using Microsoft cloud collaboration services. Cloud concept or benefit best matches this requirement?

Accepted Answer

Hybrid cloud. A hybrid cloud model is the correct approach because it allows an organization to keep a specific workload on-premises while leveraging Microsoft cloud collaboration services (such as Exchange Online, SharePoint Online, or Teams). This is achieved through integration technologies like Azure AD Connect for identity synchronization and Exchange Hybrid Configuration Wizard for mail routing, enabling a seamless coexistence between on-premises and cloud environments.

Answer

Sensitivity labels

Answer

Microsoft Planner

Answer

Data Loss Prevention (DLP)

Question 2

A compliance-aware administrator is selecting the right Microsoft 365 capability to use Microsoft 365 and another public cloud provider for different workloads. Cloud concept or benefit best matches this requirement?

Accepted Answer

Multi-cloud. Multi-cloud is the correct answer because the requirement explicitly involves using Microsoft 365 alongside another public cloud provider for different workloads. Multi-cloud refers to the strategy of leveraging services from multiple cloud providers (e.g., Microsoft Azure and AWS) to avoid vendor lock-in, optimize costs, or meet compliance needs. This directly matches the scenario of using Microsoft 365 and another public cloud provider together.

Answer

Microsoft Planner

Answer

Sensitivity labels

Answer

Data Loss Prevention (DLP)

Question 3

A department head asks which Microsoft 365 option should be used to access cloud resources from laptops, tablets, and phones over the internet. Cloud concept or benefit best matches this requirement?

Accepted Answer

Broad network access. Broad network access is a core NIST cloud characteristic that enables resources to be accessed over the internet by standard protocols (e.g., HTTPS, TLS) from a wide range of client devices such as laptops, tablets, and phones. This directly matches the requirement for accessing cloud resources from multiple device types over the internet.

Answer

Sensitivity labels

Answer

Microsoft Planner

Answer

Data Loss Prevention (DLP)

Question 4

An administrator is reviewing a request from users who need to reduce maintenance of power, cooling, and server replacement. Cloud concept or benefit best matches this requirement?

Accepted Answer

Reduced data center management. The users' requirement to reduce maintenance of power, cooling, and server replacement directly maps to the cloud benefit of reduced data center management. By moving to a cloud model, the cloud provider assumes responsibility for the physical infrastructure, including hardware lifecycle, environmental controls, and facility upkeep, allowing the organization to offload these operational burdens.

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Microsoft Planner

Answer

Data Loss Prevention (DLP)

Answer

Sensitivity labels

Question 5

During a Microsoft 365 planning workshop, understand which security tasks Microsoft handles and which remain with the customer. Cloud concept or benefit best matches this requirement?

Accepted Answer

Shared responsibility model. The shared responsibility model defines which security tasks are managed by Microsoft (e.g., physical security, hypervisor patching) and which remain with the customer (e.g., user access, data classification). This directly matches the requirement to understand task ownership during a planning workshop. Options like Microsoft Planner, DLP, and sensitivity labels are specific features, not the overarching cloud concept that clarifies responsibility boundaries.

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Microsoft Planner

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Data Loss Prevention (DLP)

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Sensitivity labels

Question 6

A tenant administrator is advising a department that wants to keep services available during a hardware failure. Cloud concept or benefit best matches this requirement?

Accepted Answer

High availability. High availability (C) is the correct answer because it directly addresses the requirement to keep services available during a hardware failure. High availability refers to a system's ability to remain operational and accessible despite component failures, typically achieved through redundancy, failover clustering, and load balancing. In Microsoft 365, this is implemented via redundant infrastructure across multiple datacenters and automatic failover mechanisms, ensuring service continuity without manual intervention.

Answer

Microsoft Planner

Answer

Data Loss Prevention (DLP)

Answer

Sensitivity labels

Question 7

A business stakeholder asks how Microsoft 365 can help them create a short-term test environment and delete it after the pilot. Cloud concept or benefit best matches this requirement?

Accepted Answer

Agility. Agility is the correct answer because it refers to the ability to rapidly provision and deprovision resources, such as creating a short-term test environment and deleting it after a pilot. Microsoft 365's cloud-based infrastructure enables on-demand scaling and resource lifecycle management, allowing organizations to spin up environments quickly and tear them down without long-term commitments or hardware procurement delays.

Answer

Sensitivity labels

Answer

Data Loss Prevention (DLP)

Answer

Microsoft Planner

Question 8

While preparing a Microsoft 365 adoption plan, a consultant is asked to use provider-managed infrastructure shared by multiple customers. Cloud concept or benefit best matches this requirement?

Accepted Answer

Public cloud. The requirement for provider-managed infrastructure shared by multiple customers directly maps to the public cloud deployment model. In a public cloud, the cloud provider owns and manages the physical hardware, software, and supporting infrastructure, which is shared across multiple tenants (multi-tenancy). This is the core definition of public cloud as opposed to private or hybrid models.

Answer

Data Loss Prevention (DLP)

Answer

Sensitivity labels

Answer

Microsoft Planner

Question 9

A service owner is comparing Microsoft 365 capabilities and needs to use a dedicated environment controlled by one organization. Cloud concept or benefit best matches this requirement?

Accepted Answer

Private cloud. A private cloud is a dedicated environment controlled by a single organization, providing exclusive access and management over resources. This matches the requirement for a dedicated environment, as opposed to public cloud or hybrid models where control is shared or distributed.

Answer

Microsoft Planner

Answer

Data Loss Prevention (DLP)

Answer

Sensitivity labels

Question 10

During requirements gathering, an IT manager says the organization must compare service models and identify where the customer manages the most layers. Cloud concept or benefit best matches this requirement?

Accepted Answer

Infrastructure as a Service (IaaS). The IT manager's requirement is to identify the service model where the customer manages the most layers. In Infrastructure as a Service (IaaS), the cloud provider manages only the physical infrastructure (servers, storage, networking), while the customer is responsible for managing the operating system, middleware, runtime, data, and applications. This gives the customer the highest degree of control and management responsibility compared to PaaS or SaaS.

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Platform as a Service (PaaS)

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Software as a Service (SaaS)

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Hybrid cloud

Question 11

A help desk lead is documenting the correct Microsoft 365 approach to increase from 100 to 2,000 users without buying new mail servers. Cloud concept or benefit best matches this requirement?

Accepted Answer

Scalability. Scalability is the correct answer because it refers to the ability of a cloud service like Microsoft 365 to dynamically allocate resources to accommodate growth from 100 to 2,000 users without requiring the purchase or provisioning of additional on-premises mail servers. Microsoft 365's multi-tenant architecture and elastic infrastructure automatically handle user load increases, making scalability the cloud concept that directly matches this requirement.

Answer

Data Loss Prevention (DLP)

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Sensitivity labels

Answer

Microsoft Planner

Question 12

A compliance-aware administrator is selecting the right Microsoft 365 capability to explain why providers can lower unit costs by operating at large scale. Cloud concept or benefit best matches this requirement?

Accepted Answer

Economies of scale. Economies of scale is the correct answer because it directly describes the cost advantage that cloud providers achieve by operating at massive scale. By aggregating compute, storage, and network resources across millions of customers, providers like Microsoft can spread fixed costs (data centers, hardware, cooling, staffing) over a larger base, reducing the per-unit cost for each tenant. This is a foundational cloud concept, not a specific security or productivity feature.

Answer

Sensitivity labels

Answer

Microsoft Planner

Answer

Data Loss Prevention (DLP)

Question 13

A department head asks which Microsoft 365 option should be used to review uptime commitments for Microsoft cloud services. Cloud concept or benefit best matches this requirement?

Accepted Answer

Service Level Agreement (SLA). The Service Level Agreement (SLA) is the correct choice because it is the formal document published by Microsoft that defines the uptime commitments, availability guarantees, and financial remedies for Microsoft cloud services. The department head needs to review uptime commitments, which is exactly what the SLA covers, not a security or project management feature.

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Data Loss Prevention (DLP)

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Microsoft Planner

Answer

Sensitivity labels

Question 14

An administrator is reviewing a request from users who need to avoid overprovisioning for a seasonal workload. Cloud concept or benefit best matches this requirement?

Accepted Answer

Rapid elasticity. Rapid elasticity is a core cloud computing characteristic defined by NIST (SP 800-145) that allows resources to scale out and in automatically based on demand. For a seasonal workload, this means the cloud can provision additional compute or storage capacity during peak periods and release it when demand drops, preventing overprovisioning and optimizing costs.

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Data Loss Prevention (DLP)

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Sensitivity labels

Answer

Microsoft Planner

Question 15

During a Microsoft 365 planning workshop, explain why Microsoft 365 is cloud-based despite local Office apps. Cloud concept or benefit best matches this requirement?

Accepted Answer

Cloud-hosted service backend. Microsoft 365 is considered cloud-based because its core services—such as Exchange Online, SharePoint Online, and the Microsoft 365 admin portal—are hosted and managed in Microsoft's cloud datacenters. Even though local Office apps (e.g., Word, Excel) run on the client device, they rely on a cloud-hosted service backend for licensing validation, data synchronization, and feature updates. This backend enables centralized management, automatic updates, and seamless integration with cloud services like OneDrive and Teams, which is the defining characteristic of a cloud-based platform.

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Microsoft Planner

Answer

Data Loss Prevention (DLP)

Answer

Sensitivity labels