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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.
Image Processing: This technology is quite advanced and devices are now available for routine scanning and storage of printed pages, graphics, etc., which can then be retrieve
Netbooks: Netbooks are special type of Laptop which is very light and small. Due to its size and weight it is very portable and one may carry it very easily. Dissimilar to La
DESIGNING COMPUTER BASED INFORMATION SYSTEMS Background The role of Management Information Systems (MIS) in an organization can be considered as providing
There are two kinds of procedures, the intrasegments, which are found on the similar segment of instructions and the inter-segments which can be stored on dissimilar memory segment
Central Processing Unit (CPU): The CPU is the physical device that controls computer operations. It is considered as the 'brain' of the computer system. The CPU comprises thre
advantages of E-SCM?
Dataflow Modeling for DSP Design The necessary components in the research of application-specific computer architectures are: 1) a clearly identified set of problems that can b
Sequential-access memory device: A Sequential-access memory device reads data in sequence. In other words, information on a serial device can only be retrieved in the same s
Please what is the different between computer science and information technology? Which of this require too much reading? Thanks
Scores from a statistics exam are reported as deviation scores. Which of the following deviation scores indicates a higher position in the class distribution?
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