QUESTION: 133

You recently deployed your application in Google Kubernetes Engine, and now need to release a new version of your application. You need the ability to instantly roll back to the previous version in case there are issues with the new version.
Which deployment model should you use?

Perform a rolling deployment, and test your new application after the deployment is complete.
Perform A/B testing, and test your application periodically after the new tests are implemented.
Perform a blue/green deployment, and test your new application after the deployment is. complete.
Perform a canary deployment, and test your new application periodically after the new version is deployed.

Answer(s): C

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QUESTION: 134

You developed a JavaScript web application that needs to access Google Drive's API and obtain permission from users to store files in their Google Drives. You need to select an authorization approach for your application.
What should you do?

Create an API key.
Create a SAML token.
Create a service account.
Create an OAuth Client I

Answer(s): D

Reference:

https://developers.google.com/drive/api/v3/about-auth

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QUESTION: 135

You manage an ecommerce application that processes purchases from customers who can subsequently cancel or change those purchases. You discover that order volumes are highly variable and the backend order-processing system can only process one request at a time. You want to ensure seamless performance for customers regardless of usage volume. It is crucial that customers' order update requests are performed in the sequence in which they were generated.
What should you do?

Send the purchase and change requests over WebSockets to the backend.
Send the purchase and change requests as REST requests to the backend.
Use a Pub/Sub subscriber in pull mode and use a data store to manage ordering.
Use a Pub/Sub subscriber in push mode and use a data store to manage ordering.

Answer(s): C

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QUESTION: 136

Your company needs a database solution that stores customer purchase history and meets the following requirements:
✑ Customers can query their purchase immediately after submission.
✑ Purchases can be sorted on a variety of fields.
✑ Distinct record formats can be stored at the same time.
Which storage option satisfies these requirements?

Firestore in Native mode
Cloud Storage using an object read
Cloud SQL using a SQL SELECT statement
Firestore in Datastore mode using a global query

Answer(s): A

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Free Professional Cloud Developer Exam Braindumps (page: 34)

QUESTION: 133

QUESTION: 134

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QUESTION: 135

QUESTION: 136