โ† All AZ-400 Flashcard Decks

Test Flashcards

9 cards from real AZ-400 practice questions. Tap to flip, then mark Knew It or Still Learning โ€” missed cards come back until you master them.

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  1. You're in charge of an Azure web app that powers an e-commerce site. When the web app's usage patterns deviate from regular, you'll need to boost the logging level. The solution must have a low administrative cost. Which two resources do you think you should include in your solution? Each accurate response reveals a piece of the solution.

    Answer: an Azure Automation runbook

    To automatically boost the logging level when web app usage patterns deviate, an Azure Monitor alert with a dynamic threshold is ideal. This alert type automatically learns normal behavior and triggers on anomalies, minimizing administrative overhead. When the alert fires, it can then trigger an Azure Automation runbook, which can execute a script to programmatically adjust the web app's logging level, providing an automated and low-cost solution.

  2. In Azure, you have a Microsoft ASP.NET Core web app that is accessed from all over the world. Once every five minutes, run a URL ping test and create an alert if the web app is inaccessible in particular Azure regions. The solution should take as little time as possible to build. What are your options?

    Answer: Create an Azure Application Insights availability test and alert

    To run a URL ping test every five minutes and alert if a web app is inaccessible in specific Azure regions with minimal build time, creating an Azure Application Insights availability test and alert is the best option. Application Insights allows you to configure multi-step web tests or simple URL ping tests from various global locations. These tests automatically monitor your web app's availability and performance, and you can easily set up alerts to notify you of any failures in specific regions.

  3. For monitoring, you use Azure SQL Database Intelligent Insights and Azure Application Insights. Ad-hoc searches against the monitoring data are required. What is the best query language to use?

    Answer: Kusto Query Language (KQL)

    Both Azure SQL Database Intelligent Insights and Azure Application Insights send their monitoring data to Azure Monitor Logs, which uses a Log Analytics workspace. The Kusto Query Language (KQL) is the powerful and flexible query language used within Azure Monitor Logs for performing ad-hoc searches, complex analysis, and creating custom alerts on all collected data. Therefore, KQL is the best language for ad-hoc searches against this monitoring data.

  4. For incident management, your organization employs ServiceNow. You're working on an Azure-based application. When the application fails to authenticate, the company must create a ServiceNow ticket. Which Azure Log Analytics solution is best for you?

    Answer: IT Service Management Connector (ITSM)

    The IT Service Management Connector (ITSM) in Azure Log Analytics is specifically designed to integrate Azure Monitor alerts with external ITSM solutions like ServiceNow. When an alert is triggered in Azure Monitor (e.g., due to an application authentication failure), the ITSM Connector can automatically create a corresponding incident, event, or work item in ServiceNow, streamlining your incident management process.

  5. You're working on a multi-tiered application. The application's front end is hosted in Azure App Service. The average load times of the application pages must be determined. What type of material should you use?

    Answer: Azure Application Insights

    Azure Application Insights is the ideal service for determining the average load times of application pages. It is an Application Performance Management (APM) service that automatically collects comprehensive telemetry data from your web application, including request rates, response times, page views, and dependency calls. This data provides detailed insights into the performance and usage patterns of your application, directly showing page load times.

  6. Your firm develops a web application. You must offer a solution that automatically delivers a daily summary of the application's exceptions to Microsoft Teams. Which two Azure services do you think are the best?

    Answer: Azure Logic Apps

    To automatically deliver a daily summary of application exceptions to Microsoft Teams, you should combine Azure Application Insights and Azure Logic Apps. Azure Application Insights collects and stores all application exceptions. Azure Logic Apps can then be scheduled to run daily, query Application Insights for the exception data, format it into a summary, and use its built-in Microsoft Teams connector to post the summary directly to a designated channel.

  7. Azure Application Insights is being used to monitor the health and performance of an Azure web app. When the web app's performance issues and failures suddenly increase, you must guarantee that an alert is provided. What type of material should you use?

    Answer: Smart Detection

    To guarantee an alert when an Azure web app's performance issues and failures suddenly increase, the Smart Detection feature in Azure Application Insights is the most effective solution. Smart Detection uses machine learning algorithms to automatically identify abnormal patterns, such as sudden spikes in failure rates or performance degradation, without requiring manual configuration of specific thresholds. It proactively alerts you to critical issues as they emerge.

  8. You have a GitHub repository that is only accessible to you. On Azure Boards, you must show the repository's commit status. What should you start with?

    Answer: Add the Azure Boards app to the repository.

    To show a GitHub repository's commit status on Azure Boards, you must first add the Azure Boards app to your GitHub repository or organization. This integration allows you to link GitHub commits, pull requests, and issues to Azure Boards work items. Once configured, you can then see the status of your GitHub development directly within your Azure Boards work items, providing a unified view of your project's progress.

  9. Contoso is the name of your Azure DevOps organization. When work items are modified, you must receive notifications from Microsoft Teams. What are your options?

    Answer: From Azure DevOps, configure a service hook subscription

    To receive notifications in Microsoft Teams when work items are modified in Azure DevOps, you should configure a service hook subscription from within Azure DevOps. Service hooks allow you to integrate Azure DevOps with external services like Microsoft Teams. By setting up a subscription, you can specify that when a particular event occurs (e.g., a work item is modified), a notification should be sent to a designated Microsoft Teams channel.