What data is Google Analytics Goals unable to track?

In Multi-Channel Funnel Reports, how are default conversions credited?

First campaign, search, or ad Second to last campaign, search, or ad Last campaign, search, or ad Equal credit along the conversion touchpoints Download Google Analytics Individual Certification Exam Answers (PDF)

What URL tag does AdWords add to the destination URL using autotagging?

adid= gclid= urlid= utm= 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)