PROFESSIONAL-CLOUD-DEVELOPER Question #135: Real Exam Question with Answer & Explanation

Question

You are developing an application that will allow clients to download a file from your website for a specific period of time. How should you design the application to complete this task while following Google-recommended best practices?

Options

• AConfigure the application to send the file to the client as an email attachment.
• BGenerate and assign a Cloud Storage-signed URL for the file. Make the URL available for the
• CCreate a temporary Cloud Storage bucket with time expiration specified, and give download
• DGenerate the HTTP cookies with time expiration specified. If the time is valid, copy the file from

Explanation

https://cloud.google.com/storage/docs/access-control/signed-urls A signed URL is a URL that provides limited permission and time to make a request. Signed URLs contain authentication information in their query string, allowing users without credentials to perform specific actions on a resource. When you generate a signed URL, you specify a user or service account which must have sufficient permission to make the request that the signed URL will make. After you generate a signed URL, anyone who possesses it can use the signed URL to perform specified actions, such as reading an object, within a specified period of time.

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