You are building a new version of an application hosted in an App Engine environment. You want to test the new version with 1% of users before you completely switch your application over to the new version. What should you do?

• A.Deploy a new version as a separate app in App Engine. Then configure App Engine using GCP Console to split traffic between the two apps.
• B.Deploy a new version of your application in App Engine. Then go to App Engine settings in GCP Console and split traffic between the current version and newly deployed versions accordingly.
• C.Deploy a new version of your application in Google Kubernetes Engine instead of App Engine and then use GCP Console to split traffic.
• D.Deploy a new version of your application in a Compute Engine instance instead of App Engine and then use GCP Console to split traffic.

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You need to set up permissions for a set of Compute Engine instances to enable them to write data into a particular Cloud Storage bucket. You want to follow Google-recommended practices.
What should you do?

• A.Create a service account with an access scope.
  Use the access scope `https://www.googleapis.com/ auth/devstorage.write_only'.
• B.Create a service account with an access scope.
  Use the access scope `https://www.googleapis.com/ auth/cloud-platform'.
• C.Create a service account and add it to the IAM role `storage.objectCreator' for that bucket.
• D.Create a service account and add it to the IAM role `storage.objectAdmin' for that bucket.

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You recently deployed a new version of an application to App Engine and then discovered a bug in the release. You need to immediately revert to the prior version of the application. What should you do?

• A.Run gcloud app restore.
• B.On the App Engine page of the GCP Console, select the application that needs to be reverted and click Revert.
• C.On the App Engine Versions page of the GCP Console, route 100% of the traffic to the previous version.
• D.Deploy the original version as a separate application. Then go to App Engine settings and split traffic between applications so that the original version serves 100% of the requests.

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Developers are creating a new online transaction processing (OLTP) application for a small database that is very read-write intensive. A single table in the database is updated continuously throughout the day, and the developers want to ensure that the database performance is consistent.
Which Amazon EBS storage option will achieve the MOST consistent performance to help maintain application performance?

• A.Provisioned IOPS SSD
• B.General Purpose SSD
• C.Cold HDD
• D.Throughput Optimized HDD

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Your organization uses Active Directory (AD) to manage user identities. Each user uses this identity for federated access to various on-premises systems. Your security team has adopted a policy that requires users to log into Google Cloud with their AD identity instead of their own login. You want to follow the Google-recommended practices to implement this policy. What should you do?

• A.Sync identities with 3rd party LDAP sync, and then copy passwords to allow simplified login with (he same credentials
• B.Sync identities with Cloud Directory Sync, and then copy passwords to allow simplified login with the same credentials.
• C.Sync Identities in the Google Admin console, and then enable Oauth for single sign-on
• D.Sync Identities with Cloud Directory Sync, and then enable SAML for single sign-on

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