Microsoft

AZ-900 Free Practice Questions — Page 8

Question 84

HOTSPOT - Select the answer that correctly completes the sentence.

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Correct Answer: Azure Functions
Explanation:
Azure Functions is a serverless compute service that runs application code in Azure without requiring you to provision or manage servers.

Question 85

HOTSPOT - Select the answer that correctly completes the sentence.

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Correct Answer: Predictability
Explanation:
Predictability refers to consistent and transparent pricing and usage models, allowing you to estimate and calculate cloud service costs in advance.

Question 86

HOTSPOT - Select the answer that correctly completes the sentence.

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Correct Answer: elasticity.
Explanation:
Elasticity is the ability of a cloud application to automatically allocate and release resources in response to demand.

Question 87

HOTSPOT - Select the answer that correctly completes the sentence.

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Correct Answer: a commitment to performance standards.
Explanation:
An Azure Service Level Agreement (SLA) defines Microsoft’s guaranteed service performance, such as uptime and availability, and the remedies if those standards are not met.

Question 88

You plan to collect and analyze event details for five Azure virtual machines. You need to run queries to compare the event details collected from all the virtual machines. Which two tools should you use? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.

A. Azure Service Health
B. Azure Service Bus
C. Azure Monitor
D. Azure Advisor
E. Log Analytics
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Correct Answer: C, E
Explanation:
Azure Monitor is used to collect and centralize telemetry and event data from multiple Azure virtual machines. Log Analytics, which is part of Azure Monitor, provides the query engine and workspace needed to run queries and compare event details across all the virtual machines.

Question 90

DRAG DROP - Match the cloud computing benefits to the appropriate requirements. To answer, drag the appropriate benefit from the column on the left to its requirement on the right. Each benefit may be used once, more than once, or not at all. NOTE: Each correct match is worth one point.

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Correct Answer: Provide a continuous user experience in the event of a resource failure: High availability Deploy apps and data to regional data centers that are located close to users: Geo-distribution Compute capacity can be increased dynamically by adding RAM or CPU to a virtual machine: Scalability
Explanation:
High availability uses redundancy and failover to keep services running during failures. Geo-distribution places resources in regions near users to reduce latency. Scalability allows dynamic adjustment of compute resources such as CPU and RAM.

Question 91

HOTSPOT - Select the answer that correctly completes the sentence.

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Correct Answer: JSON format
Explanation:
Azure Resource Manager (ARM) templates are written in JavaScript Object Notation (JSON) to define resources and their configurations.

Question 92

Which cloud service model minimizes the management responsibility of a customer?

A. infrastructure as a service (IaaS)
B. platform as a service (PaaS)
C. software as a service (SaaS)
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Correct Answer: C
Explanation:
SaaS minimizes customer management responsibility because the provider manages the application, platform, operating system, runtime, middleware, and infrastructure. The customer typically only manages user access and configuration, which is less responsibility than PaaS or IaaS.

Question 93

HOTSPOT - Select the answer that correctly completes the sentence.

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Correct Answer: zone-redundant storage (ZRS)
Explanation:
Premium block blob storage accounts support zone-level redundancy; they do not support geo-redundant options (GRS/GZRS). In exam context, the single correct completion for "only support" is ZRS.

Question 94

DRAG DROP - Match the Azure storage services to the appropriate descriptions. To answer, drag the appropriate storage service from the column on the left to its description on the right. Each service may be used once, more than once, or not at all. NOTE: Each correct match is worth one point.

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Correct Answer: Azure Queue Storage → Used for reliable messaging between applications Azure Files → Can be accessed as a network share from a Windows device Azure Blob storage → Can be configured to use the Archive access tier
Explanation:
Azure Queue Storage is designed for asynchronous and reliable message queuing between applications. Azure Files provides SMB file shares that can be mounted as network drives on Windows devices. Azure Blob Storage supports access tiers (Hot, Cool, Archive), including the Archive tier for long-term data storage.

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