A 'web search engine' is a software system that is designed to search for information on the World Wide Web.
•A
primary reason that people use the Web is to search for specific information,
including text,
pictures, music and video.
•The
first step in successful searching is to identify the main idea or concept in
the topic about which
you are seeking information.
Two
types of search tools
1)Search
engine(keyword
search)
-Finds information
related to a specific topic
2)Subject
directory(directory
search)
-Classifies Web pages
in an organized set of categories
The search engine
—-Helpful in locating information for which
you do not know an exact Web address or are not
seeking a particular Web site.
-—A search engine is helpful in
locating items such as:
audio,image,video and etr.
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