How did Cambridge Analytica obtain Facebook user data?
Through a quiz app
By hacking Facebook
Through a data leak
By purchasing data
Answer
Cambridge Analytica obtained Facebook user data through a quiz app called "thisisyourdigitallife." Users who took the quiz unknowingly granted the app access to their data and their friends' data, which was then used by Cambridge Analytica.
Cambridge Analytica Knowledge Quest: 20 Questions for the intellectually curious