Question 4 of 315
Single answerA news feed web service has the following code running on Google App Engine. During peak load, users report that they can see news articles they already viewed.
What is the most likely cause of this problem?
✓AThe session variable is local to just a single instance
BThe session variable is being overwritten in Cloud Datastore
CThe URL of the API needs to be modified to prevent caching
DThe HTTP Expires header needs to be set to -1 stop caching
✓
Correct Answer: A
The session variable is local to just a single instance
▥
Explanation
The correct answer is highlighted above. Review the wording carefully, then use the next question to continue building your understanding of Google certification topics.