SEARCH
ENGINES
Ask
these questions to the students:
-
Who is the first president of India?
-
Who all have been the Prime ministers of India since Independence?
-
What are the medical benefits of Amla?
-
When and why was Taj Mahal built and by whom?
-
What are the two most popular cartoon characters liked by the students.
Discuss
that when information is not readily available in the immediate
surrounding, we try to search for the information from the source
available. The source can be any person, books, documents etc. But
reaching the source also need some time, physical effort and monetary
investment. Internet is one such source from where information can be
gathered in a short span of time and with less physical effort.
Searching
for information is one of the most popular activities on internet.
This can be done through a 'search engine'. A search engine is a
web-based tool that enables users to locate information on the World
Wide Web. Popular search engines and their URL are given below.
Search
Engine
|
URL
|
Yahoo
|
|
MSN
|
|
Altavista
|
|
Bing
|
htps://www.bing.com
|
Google
|
htps://www.google.com
|
Search
engines use an automated software applications that crawl along the
Web, following links from page to page, site to site and gathers
information. The information gathered by the search engines are
displayed as search results. These search engines are also a type of
website.
To
open any search engine, type the respective URL in the browser and
press enter. This opens the homepage of the search engine (Here
google search engine is shown as example):
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