You have an App Engine application that needs to be updated. You want to test the update with production traffic before replacing the current application version. What should you do?

The correct answer is B. Deploy the update as a new version in the App Engine application, and split traffic between the. Traffic Splitting is feature of AppEngine for A/B testing. https://cloud.google.com/appengine/docs/standard/python/splitting-traffic

Submitted by dimitri_ru· Mar 30, 2026Managing implementation

Question

You have an App Engine application that needs to be updated. You want to test the update with production traffic before replacing the current application version. What should you do?

Options

ADeploy the update using the Instance Group Updater to create a partial rollout, which allows for
BDeploy the update as a new version in the App Engine application, and split traffic between the
CDeploy the update in a new VPC, and use Google's global HTTP load balancing to split traffic
DDeploy the update as a new App Engine application, and use Google's global HTTP load

How the community answered

(26 responses)

A
4% (1)
B
81% (21)
C
12% (3)
D
4% (1)

Explanation

Traffic Splitting is feature of AppEngine for A/B testing. https://cloud.google.com/appengine/docs/standard/python/splitting-traffic

Topics

#App Engine#traffic splitting#canary deployment#version management

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