A visitor comes to your site but stop looking at pages and generating events. Which of the following will occur by default?
- The visitor’s session expires after 5 minutes of inactivity
- The visitor’s session expires after 30 minutes of inactivity
- Google Analytics does not keep track of session by default
- The visitor’s session expires once the visitor has exited your site
Explanation: When a user, say Bob, arrives on your site, Analytics starts counting from that moment. If 30 minutes pass without any kind of interaction from Bob, the session ends.
Read more here: https://support.google.com/analytics/answer/2731565?hl=en