Which of the Following Is an Advantage of Tagging

Multiple Choice

Which of the following is an advantage of tagging?

A) Tagging rules are standard within a domain of knowledge.
B) Users have to choose from a set of tags so others can find the item.
C) Despite the variation in individual rules, the Web collection is rather organized.
D) Retrieval finds only the relevant tags to a user's search.
E) Tags use AJAX to speed up searching.