Name two differences between a search engine and meta-search engine.
Have algorithms to Crawl World Wide Web and index them in their databases.
Have their own databases where they store information regarding crawled WebPages.
Meta-Search Search Engines
Have algorithms that that search the databases of real search engines such as Yahoo, Google and present them in real time.
Do not have their own databases, rather they retrieve information from meta tags, meta title and meta description of the HTML stored on other search engines.
What would you type into Google's search box to limit your search results to Web pages that include the following phrase: lost in space?
“lost in space”
What would you type into Google's search box to limit your results to Web pages that have music theory in their titles?
What would you type into Google's search box to limit your results to Web pages that talk about diabetes from government (.gov) sites?
You wish to find Web pages that deal with the ethical aspects of genetic engineering. You also want to limit your results to educational (.edu) sites. What should you type into Google's search box?
“ethical aspects” AND “genetic engineering” site:edu
Using the search from question 5 (ethical aspects of genetic engineering) you performed in Google and answer the following questions:
a) How many sites were retrieved?
About 160,000 sites were retrieved by Google.
b) Do you think these results would be useful for writing a paper on this topic? Why or why not? Be sure to address the quality of the results in your answer.
Yes, many of the pages retrieved by Google as a result of the above query would useful for writing a paper as they are of scholarly in nature. Moreover, since the query was limited to retrieve those resources from educational websites only, the quality of a great ...