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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.
Liquid Crystal Displays (LCD): First introduced in watches and clocks in the1970's, LCDs are now used to display images in monitors. A newer technology in computer screens is
Operating Systems: An operating system is a set of programs that manage computer hardware resources and provide common services for application software. There are following kind
The 7489 TTL Ram Device: The 7489 TTL Ram package has 64 memory cells, each cell is capable of holding a single bit of data. The cells are organised into locations, and each l
Priority Scheduling • The fundamental idea is straightforward: each process is assigned a priority, and priority is permitted to run. Equal-Priority processes are scheduled in FCF
Can someone help me write a code for force = mass * acceleration.
Transaction-based model: Here, the pricing is based on providing a committed business service, for ex, processing payroll for a global company as part of HR offering and this
What is CAI? Explain its pitfalls
Variables and Constants: These are the smallest components of a programming language. For writing a program, one must know how to use the internal memory of a computer. A Com
QUESTION 1 We need to write Z specifications to record the information about passengers on board an aircraft. Here you are required to produce the specifications using appropr
what is means with respect to software engineering?
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