A reading app saves which stories you choose. Which approach uses those choices as clues when suggesting another story?

• Treat each opened story as proof of a lasting favorite
• Look for patterns that suggest possible interests
• Treat one reader's choices as proof of everyone's interests

Which choice is personal information about a particular app user?

• The user's current location
• The height of a public monument
• The number of days in February

A smart speaker can check for its wake word while its microphone is on, even when nobody is asking it a question.

Why might users' interest data be valuable to a company that sells advertising?

• Advertisers pay to reach people who may want their products
• Advertisers pay only when every user's interests stay unknown
• Saving interests removes every cost of running the company's app

Leo and his parent check a game that does not need his contacts to work. What should they do with its contacts permission?

• Allow it because every game needs a complete contacts list
• Give it his password instead of access to the contacts list
• Deny it because this game does not need that access

Mia says, 'Play a song.' Which information could come directly from recording those spoken words?

• A list of songs she played on a different device
• An audio recording of the words in this request
• Her saved playlists from a separate music account

Zoe blocks an app's location permission after it saved some location data. What does blocking that permission do?

• Limit access through that permission without erasing saved data
• Erase every copy of her old data from every company's records
• Guarantee the app can never collect any other information about her

Aiden says, 'I did not enter my name, so my searches cannot tell the app anything about me.' What has he missed?

• An app always needs a full name before it can receive a search
• Every search becomes public as soon as anyone types its words
• Saved searches can reveal interests without a name