Web search engines store information about many web pages which are retrieved if by a spider.
举一反三
- 中国大学MOOC: Which are the most commonly used search engines when searching for information about a conference?
- 中国大学MOOC: Within a fraction of a second, web search engines perform the ______ impossible task of responding accurately to queries about anything.
- He thought that web pages which had the most links to them from other web pages must be the most popular.
- The World Wide Web browser accepts, interprets, and displays information from Web pages on the World Wide Web.
- A Web client________. A: passes a user’s request for information to another client B: passesa user’s request for information to a server C: uses HTTP to transfer its request D: can use search engines