When retrieving a value from an encrypted KVM. the variable name to which it is assigned must be prefixed with which value to prevent it from being readable in tracing sessions?

A customer has added response cache policy on all their search APIs, but traffic to the backend has not reduced much. They ask you to investigate, you find that GET queries are being cached and available in memory but cache misses are still high You want to improve caching and reduce cache misses What should you do?

You have the following requirements for your API:
* Authenticate users.
* Identify applications.
* Log update events to StackDriver
* Enforce quotas based on Product configurations
* Alert when total API latency exceeds 500 milliseconds
Your Apigee Edge API proxy is currently implemented with the following Proxy Endpoint configuration

Which feature can be used to automatically distribute traffic across multiple target servers'?

You need to restrict write access to those applications that have been specifically delegated that authority by end users Your project is already using OAuth2 for user and app authentication What should you do?