Chapter 2, Problem 3IR

Explanation of Solution

Screenshots for the search text:

Screenshot for the search text “internet service providers” in the search engine “Google”:

Screenshot for the search text “internet service providers” in the search engine “Yahoo”:

Screenshot for the search text “internet service providers” in the search engine “Bing”:

Screenshot for the search text “google corporate headquarters” in the search engine “Google”:

Screenshot for the search text “google corporate headquarters” in the search engine “Yahoo”:

Screenshot for the search text “google corporate headquarters” in the search engine “Bing”:

Screenshot for the search text “Flights from boston to los angeles” in the search engine “Google”:

Screenshot for the search text “Flights from boston to los angeles” in the search engine “Yahoo”:

Screenshot for the search text “Flights from boston to los angeles” in the search engine “Bing”:

Screenshot for the search text “Identity theft” in the search engine “Google”:

Screenshot for the search text “Identity theft” in the search engine “Yahoo”:

Screenshot for the search text “Identity theft” in the search engine “Bing”:

Explanation of Solution

Identification of search engines:

• Advertisements:
  • Search engine “Google” does not provides the advertisements for the search text ‘internet service providers” instead it shows the maps and locations where the center for service provider was located.
  • Like Google, Bing also not shows the advertisements for the search text “internet service provider”.
  • Unlike Google, and Bing, Search engine “Yahoo” provides many advertisements for the search text “internet service providers”.
• News:
  • Search engine “Google”, and “Yahoo” shows nearly related news for the search text and it shows how many results the search engine has for the search text.
  • Compared to yahoo, google has more number of results for the search text.
  • The search engine “Bing” has results but most of them not related to the search text and it do not show how many results the search engine has.
  • In search engine “Google”, the user can create alert for the news.
  • The search engine “Bing” also provides many search options for news according to date, best match, and so on.
• Images:
  • The search engine “Google” shows all the images related to the given search text under different categories like wifi, expensive, room, wired, and so on.
  • “Yahoo” provides the images under specific colors, size, and the type of image.
  • “Bing” shows the images under specific area, diagram, and the images can be filtered based on the date, size, color, layout, people, and license.
• Videos:
  • “Google” shows the related videos one by one sub sequentially and it provides the description about the videos and shows the details of who uploaded the videos.
  • “Yahoo” provides the videos arranged in parallel manner under specific length, resolution, date, and resources from which the videos are displayed.
  • “Bing” shows the videos under specific l area, diagram, and the videos can be filtered based on the date, length, resolution, price, and resources from which the videos are displayed.
• Search Tools:
  • The search engine “Google” can search the images, videos, and news based on some categories given in tools tab.
  • “Yahoo” also provides the images, videos, and news based on search tools that are given in filter.
  • “Bing” also provides the images, videos, and news based on search tools that are given in filter.
• Common Links:
  • All the search engines have the common links from “Wikipedia” for the search text “internet service provider.
  • Google and Bing have the common links from “sulekha”.
  • Google and Yahoo have the common links from “Techopedia”.
  • Google and Yahoo have the common links from “Webopedia”.
  • Mostly the search engines Google, and Yahoo have the similar links for all the search text compared to “Bing”.

Explanation of Solution

Useful search engine for each case:

Advertisements:

The “Yahoo” is the best search engine in the case of advertisement.

Justification:

• Search engine “Google” does not provides the advertisements for the search text ‘internet service providers” instead it shows the maps and locations where the center for service provider was located.
• Like Google, Bing is also not shows the advertisements for the search text “internet service provider”.
• Unlike Google, and Bing, Search engine “Yahoo” provides many advertisements for the search text “internet service providers”.
• Therefore for the case of advertisement, the search engine “Yahoo” is more useful.

News:

“Google” is the best search engine in the case of News.

Justification:

• Search engine “Google”, and “Yahoo” shows nearly related news for the search text and also it shows how many results the search engine has for the search text.
• Compared to yahoo, google has more number of results for the search text.
• The search engine “Bing” has results but most of them not related to the search text and it do not show how many results the search engine has.
• In search engine “Google”, the user can create alert for the news.
• Therefore, compared to all the search engines, “Google” is more useful in the case of News.

Images:

Both “Google”, and “Bing” are the best search engine in the case of Images.

Justification:

• The search engine “Google” shows all the images related to the given search text under different categories like wifi, expensive, room, wired, and so on.
• “Yahoo” provides the images under specific colors, size, and the type of image.
• “Bing” shows the images under specific area, diagram, and also the images can be filtered based on the date, size, color, layout, people, and license.
• The search engines Google, and Bing is more useful in the case of images as they highlights the images while the cursor is move on.

Videos:

Both search engine “Yahoo”, and “Bing” are the best in the case of Videos.

Justification:

• “Google” shows the related videos one by one sub sequentially and also it provides the description about the videos and also shows the details of who uploaded the videos.
• “Yahoo” provides the videos arranged in parallel manner under specific length, resolution, date, and resources from which the videos are displayed.
• “Bing” shows the videos under specific l area, diagram, and also the videos can be filtered based on the date, length, resolution, price, and resources from which the videos are displayed.
• The search engine Yahoo, and Bing shows more number of resultant videos in a single page but Google shows only limited number of videos in a single page.

Search Tools:

Both “Google”, and “Bing” are the best search engine in the case of Search tools.

Justification:

• The search engine “Google” can search the images, videos, and news based on some categories given in tools tab.
• “Yahoo” provides the images, videos, and news based on only the search tools like color, type, and size that are given in filter and not based on the categories.
• “Bing” also provides the images, videos, and news based on search tools that are given in filter.
• On the basis of search tools, the search engine Google and Bing is more useful as they show the images and videos under several categories whereas Yahoo does not show the images and videos in different categories.

Common Links:

“Google” is the best search engine in the case of Common Links.

Justification:

• All the search engines have the common links from “Wikipedia” for the search text “internet service provider.
• Google and Bing have the common links from “sulekha”.
• Google and Yahoo have the common links from “Techopedia”.
• Google and Yahoo have the common links from “Webopedia”.
• Mostly the search engines Google, and Yahoo have the similar links for all the search text compared to “Bing”.
• Even though yahoo has similar links as Google, the search engine “Google” has more number of links for different search text.