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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.
ehat is header file
#questionConsider the one-time pad encryption scheme to encrypt a 1-bit message m, and assume m is chosen with uniform distribution from message space M={0,1}. Let E1 be the event
1. The standard way for debuggers to plant breakpoints in a program in RAM (whatever the processor instruction set) is to save the breakpointed instruction and replace it by a jump
NETWORKING AND TELECOMMUNICATIONS: Computers can now communicate with each other and with a range of peripheral devices, over distances with increasing speed and reliability.
Problem A) The TCP/IP reference model is the network model used in the current Internet architecture. This model is derived from the OSI model and they are relatively same in n
Frequency and Bandwidth: Let us try to understand a little about how information is transmitted. The information may be in the form of sound (human voice, music) or it may be
The role of array processor
Why is environment pollution a moral issue
Computer Help Inc. is a computer timesharing, and software development and sales company. It has been successful in attracting clients for both sides of its business. Staff count
The project designs a school computer lab with the necessary hardware and software components along with the IP address for different components. The computer lab consists of one I
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