Auto-tagging is used to collect data from what kind of traffic?

What cannot be collected by the default Analytics tracking code?

Device and operating system Browser language setting Page visits User’s favorite website Download Google Analytics Individual Certification Exam Answers (PDF)

To recognize users across different devices, what is required for User ID?

Google Tag Manager A new Analytics account for reporting All of the above Sign-in that generates and sets unique IDs Download Google Analytics Individual Certification Exam Answers (PDF)

What report identifies browsers that may have had problems with a website?

The Source/Medium report The New vs Returning report The Browser & OS report The Active Users report Download Google Analytics Individual Certification Exam Answers (PDF)