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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.
Packet Switching: This is one of recent techniques of switching. Packet switching was originally developed for use by ARPA network by the Defence Department of US. According t
Resource sharing is a concept which has developed to contain many cooperative activities among libraries and other stakeholders. Interlibrary loan continues to be the basis of reso
what is HMtl stands for, meaning and purpose
create a flowchart showing average score for the 3 quizzes assume that there are 3 sections each having 5 students the only valid number to be entered is 1-100 for the quizzes shou
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
Differences between WCDMA and GSM
Question 1 Classify and explain the different types of computers Question 2 List and explain the commonly used input devices Question 3 What is binary number system? Exp
QUESTION Your Library is currently offering access to the Internet for its subscribers on a fee paying basis. Subscribers should make a booking for each slot of one hour in adv
input is n positive numbers and reverse it, out put gv the absolute difference and give the reverse(magic number),using function reverseinteger, and function generate magicnumber
A STAIRCASE LIGHT IS CONTROLLED BY TWO SWITCHES ONE AT THE TOP OF THE STAIRS AND ANOTHER AT THE BOTTOM OF STAIRS
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