01:198:170 Chapter Notes - Chapter 5 & 7 : Logical Connective, Pagerank, Binary System
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01:198:170 Full Course Notes
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Tokens are words associated with the page. The token has no content of the page. It"s just embedded in the code file. Gathers the cross section of all three tokens. Title the tags enclose a short phrase describing the whole page. Anchor text the highlighted link text, which is inside tags describes the page it. Meta web page creators can add tag in the head section. Alt attributes gives a textual description of a picture which can give a several sentence description of the content of the page. The order in which hits are returned to a query is determined-at least in part-by a number. Advance searches prioritize the query to match the the search term better. Logical operators are also called boolean operators. A logical operator specifies a logical relationship between the words it connects. Strawberry or marshmallow gets a hit with either term. Parentheses are used to group words together.