Develop Solutions That Use Azure Blob Storage AZ-204 Practice Questions (Page 6)

Questions 26–30

1. 26application · medium

   A mobile app allows users to upload profile pictures to Azure Blob Storage. The app does not use Azure AD; it uses a shared access signature (SAS) to grant upload access. The developer needs to generate a SAS that allows the app to upload blobs to a specific container for the next 24 hours. Which type of SAS should the developer create?

   • AService SAS with read, write, and delete permissions on the container.
   • BAccount SAS with read and write permissions on the entire storage account.
   • CService SAS with write permission on the container, with an expiry of 24 hours.
   • DUser delegation SAS generated with the app's managed identity.
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2. 27application · medium

   A company needs to grant a third-party application read-only access to a specific blob for 24 hours. The application does not have Azure AD credentials. What is the most secure way to provide access?

   • ACreate a stored access policy on the container and assign it to the application.
   • BGenerate a shared access signature (SAS) with read permission and an expiry time of 24 hours.
   • CShare the storage account key with the third-party application.
   • DMake the blob public by setting the container's public access level to Blob.
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4. 28application · medium

   A developer needs to retrieve all blobs in a container that have a specific metadata key 'Status' set to 'Processed'. Which SDK approach should be used?

   • AUse BlobContainerClient.GetBlobsAsync with a prefix that includes the metadata key.
   • BUse BlobContainerClient.GetBlobsByHierarchyAsync and filter by metadata.
   • CUse BlobServiceClient.FindBlobsByTagsAsync with a tag 'Status' = 'Processed'.
   • DUse BlobContainerClient.GetBlobsAsync and filter the results by checking each blob's Metadata dictionary.
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5. 29foundation · medium

   Which method on BlobClient is used to delete a blob in the Azure SDK for .NET?

   • ADeleteBlobAsync()
   • BClearAsync()
   • CRemoveAsync()
   • DDeleteAsync()
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6. 30application · medium

   A developer is writing a .NET application that needs to download a blob and read its properties (ContentType, LastModified) without downloading the entire blob content. Which SDK method should be used?

   • ABlobClient.GetPropertiesAsync and read the returned BlobProperties.
   • BBlobContainerClient.GetBlobsAsync and filter by name.
   • CBlobClient.OpenReadAsync and read the stream's properties.
   • DBlobClient.DownloadStreamingAsync and read the response's Value.Content and Value.Details.
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