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BTEC_L2_ Unit 1_OnlineW_ Search Engine_ L2_lesson 6
Lesson 6
Search Webcrawlers or Webspiders
All the time Webcrawlers searching for new web pages to be indexed into a database for
See Activity link
h Engine
1 / 12
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Slide 1:
Slide
Online World
Further Education (Key Stage 5)
This lesson contains
12 slides
, with
interactive quizzes
,
text slides
and
1 video
.
Lesson duration is:
30 min
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Items in this lesson
Lesson 6
Search Webcrawlers or Webspiders
All the time Webcrawlers searching for new web pages to be indexed into a database for
See Activity link
h Engine
Slide 1 - Slide
3
Slide 2 - Video
00:42
A Web crawler is a program that collects contents from
Slide 3 - Open question
00:54
The Web Crawler would provide
Slide 4 - Open question
02:18
Web Crawler would extract links from
Web pages
A
False
B
True
C
Sometimes
D
None of above
Slide 5 - Quiz
Examples of Search Engine
Search engines are website that helps users locate information.
Examples of these are:-
Google.com
Bing.com
Slide 6 - Slide
Process
Users Enters the Key word
Search engines searches index database of Webpages on the internet
The results are displayed in order of popularity
Slide 7 - Slide
Search Engine
Webcrawlers or Webspiders
All the time Webcrawlers searching for new web pages to be indexed into a database for
See Activity link
Slide 8 - Slide
Investigate what is a sponsored Link?
Slide 9 - Open question
What is the difference between a Web Spider and a Web Crawler
Slide 10 - Open question
Explain the meaning of Key words
Slide 11 - Open question
The End
Slide 12 - Slide
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