Knowledge check

1.

Which of the following Azure CLI commands creates an Azure Storage account?

az group create

az account create

az storage account create

az storage create

2.

What is the difference between precision and recall when measuring the accuracy of a machine learning model?

Precision roughly measures false positives. Recall roughly measures false negatives.

Precision roughly measures false negatives. Recall roughly measures false positives.

Precision is a mean of false-positive rates computed across a range of thresholds.

Recall is a mean of false-positive rates computed across a range of thresholds.

3.

When you deploy a function app in Azure Functions, what's one reason to choose App Service Plan over Consumption Plan?

Function apps that are hosted in an App Service Plan support parallel execution. Function apps that are hosted under the Consumption Plan, don't support parallel execution.

App Service Plans that host function apps in Azure Functions don't incur charges.

Functions that are hosted in an App Service Plan incur charges only when they execute.

Function apps that are hosted in an App Service Plan execute immediately when triggered.

4.

When you deploy a SQL database in Azure SQL Database, what's the purpose of adding a client IP address to the security policy?

To allow other Azure services to connect to the SQL Database.

To allow applications running on your computer to connect to the database.

To make Microsoft aware of your computer's IP address for Windows updates.

5.

Power BI Desktop runs on which of the following operating systems?

Windows only

Windows and macOS

Windows, macOS, and Linux

macOS and Linux

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