Microsoft Certified: Azure Developer Associate Azure Functions and Serverless Computing 3

Question 1

What command initializes a new Azure Functions project using the Azure Functions Core Tools?

Accepted Answer

func init

Answer

`func init` scaffolds a new Azure Functions project with the appropriate host configuration for the chosen runtime.

Question 2

Which setting in `host.json` configures the Application Insights instrumentation key for a Functions app?

Accepted Answer

APPLICATIONINSIGHTS_CONNECTION_STRING app setting

Answer

Azure Functions connects to Application Insights via the `APPLICATIONINSIGHTS_CONNECTION_STRING` application setting (preferred over instrumentation key).

Question 3

In an Azure Function, what interface should the injected logger implement for structured logging?

Accepted Answer

ILogger

Answer

Azure Functions supports `ILogger` (from Microsoft.Extensions.Logging) for structured, leveled log output that integrates with Application Insights.

Question 4

Which Durable Functions pattern is best suited for implementing a recurring job that runs forever without accumulating history?

Accepted Answer

Eternal orchestration with continueAsNew

Answer

`continueAsNew` replaces the current orchestration with a fresh instance, keeping history small for long-running eternal loops.

Question 5

What is the purpose of the `extensions.csproj` file generated by `func extensions install`?

Accepted Answer

Manages NuGet packages for binding extensions in the non-.NET isolated model

Answer

`extensions.csproj` lists the NuGet binding extension packages so the Functions host can load triggers like Service Bus or Event Grid.

Microsoft Certified: Azure Developer Associate Practice Test

Microsoft Certified: Azure Developer Associate Practice Test

Microsoft Certified: Azure Developer Associate Azure Functions and Serverless Computing 3