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Types of Search Engine:
Some of the basic categories of Search engines are :
a. Primary Search Engines: Such search engines use web crawlers or spiders to traverse the web and scan websites for key words, phrases, to generate database of web pages having some indexing or classification. Google and Alta Vista are examples of primary search engines.
b. Web directory: Web directories organize information into categories and subcategories or directories. You can search a web directory for all those entries that contain a particular set of keywords. Directories differ from search engines in the way they organize information. Yahoo is an example of web directory.
c. Meta search engines: Such search engines pass your queries to many search engines and web directories and present summarized results to the users. Some of the examples of meta search engines are - Dogpile, Infind, Metacrawler, Metafind and Metasearch.
wrap that computes a customer water bill. The bill include Rs.100 water demand charge + a consumption charge of Rs.1.5 for every thousand gallons used. Consumption is figured from
THE FOURTH GENERATION (1975 ONWARDS) This generation of computers have one or more of the following characteristics: Semi-conductor memory instead of core memo
akrenda club has just opened their jym and pools services. They need a system that can keep record of total sales of each. The club has silver and gold members. The silver members
Find shortest path from node 1 to node 10 in the network shown in figure, also find shortest path from node 3 to node 10. Please write all steps to finding shortest path mechanism
write advantages and disadvantages of private and public network
what are the five precautions to be observed when handling magnetic media?
advantage and disadvantage of operating system
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Ask question #Minimashdhdghfdgdfgdsgfdsgdsgdgdfgdgfdgdfgdfgdfsgfdsgdfsgum 100 words accepted#
SYSTEMS SOFTWARE Systems Software generally is the software which control the computers and other peripherals. Ex: MS DOS, Windows 95, Unix, NetWare and Windows NT et
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