Social media sites, such as Wikipedia, YouTube, and Flickr, are examples of content communities.

What is the "ultimate goal" of the field of artificial intelligence?

a. Computers learning from massive amounts of data. b. Computer vision. c. Self-driving cars. d. Artificial general intelligence—computers that perform intelligence tasks as well as humans.

The older Bluetooth attack known as ____________________, used weaknesses in the Bluetooth standard to steal information from other Bluetooth devices.

Fill in the blank(s) with the appropriate word(s).