A PDF file is created with the extension ________

Facebook's friend-suggesting algorithm is an example of ________, where data in a database is analyzed and conclusions are drawn

A) quizzing B) trend mining C) data warehousing D) data mining

Match each term with its definition

A. techniques that limit access to proprietary materials B. content that is not subject to copyright C. a nonprofit organization that helps people retain their copyright while still allowing others to use their material D. techniques used to make webpages more relevant in search results E. the set of moral principles that govern people's behavior