Explanation:
The correct answer is C because enabling object versioning on the website's static data files in Google Cloud Storage provides a seamless way to ensure the last known good version of the static content is always available. This method is efficient and reliable for frequent updates.
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After a recent software update caused a static e-commerce website on Google Cloud to crash for several hours, the CTO has mandated that all critical changes must now include a back-out or roll-back plan. The website is hosted on Cloud Storage, and critical updates are frequent. What is the best action to implement an effective back-out/roll-back plan?
A
Enable Google Cloud Deployment Manager (CDM) on the project, and define each change with a new CDM template.
B
Create a Nearline copy for the website static data files stored in Google Cloud Storage.
C
Enable object versioning on the website's static data files stored in Google Cloud Storage.
D
Create a snapshot of each VM prior to an update, and recover the VM from the snapshot in case of a new version failure.
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