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Search EnginesSearch EnginesLesson 2.0
Types of Search EnginesTypes of Search EnginesKeyword Search
◦ Uses keywords to perform searchMultimedia Search Engines
◦ Used to find graphics, video clips, animation, and MP3 music files.
Meta Search Engines◦ Search several major search engines at
one time.Subject Directories
◦ Organized by subject categories and displayed in a series of menus.
Phrase SearchingPhrase Searching
A phrase is entered using double quotation marks and only matches those that appear adjacent to each other and in the order in which you specify.◦Example: “baseball cards”
Search Engine MathSearch Engine MathSymbols used in formulas to filter
out unwanted listings.◦Use the plus symbol (+) before words
that must appear. Also known as an inclusion operator.
◦Use the minus symbol (-) before words that you do not want to appear. Also known as an exclusion operator.
Boolean OperatorsBoolean Operators
Boolean logic consists of three logical operators:◦AND◦NOT◦OR
Wildcard SearchingWildcard SearchingThe * symbol, called an asterisk, is
considered a wildcard character.Used if you don’t know the spelling
of a word◦Example: T*Woods to search for Tiger
WoodsUsed to search plurals or variations
of words.
Title SearchingTitle Searching
Searching the title of a web page.
When a web page author creates a Web page, the Web page generally contains a HTML title.