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How optimization is achieved in DNS?
Two primary optimizations used in DNS and they are: replication and caching. All root servers is replicated; various copies of the server exist around the world. While a new site joins the internet, the site configures its local DNS server along with a list of root server. The site server uses any root server is most responsive at a provided point of time. Into DNS caching each server maintains a cache of names. When this looks up a new name, the server puts a copy of the binding in its cache. Before contacting other server to request a binding, the server checks its cache; when the cache have the answer the server uses the cached answer to produce a reply.
The Frame class extends Window to describe a main application window that can have a menu bar. A window can be modal.
Give explanation about the use of SSL to secure the network. SS L stands for Secure Sockets Layer is a protocol developed through Netscape for transmitting private document
List the steps needed to perform page replacement. The steps required to perform page replacement are: 1. Find out which page is to be removed from the memory. 2. Perfor
Q. Definition of Decision support system? Definition of DSS: A decision support system is a specific kind of information system which is an interactive system that supports in
The ISCII is an 8-bit code which contains standard ASCII values till 127 from 128-225 it contains characters necessary in ten Brahmi-based Indian scripts. It is defined in IS 13194
Depth First Search - artificial intelligence: Depth first search is very similar to breadth first, except for that the things are added to the top of this agenda rather than o
Illustrates several names of popular internet browsers? Popular Internet Browsers are: Internet Explorer, Netscape Navigator and Mosaic, Google chrome and Mozilla and Opera.
What is a file? A file is a named collection of related information that is recorded on secondary storage. A file having either programs or data. A file has sure "structure" b
When producing a datapool, you state the kinds of data (called data types) that the script will send for example, customer names, addresses, and unique order numbers or product nam
Artificial intelligence ( AL) is a field of science and technology based on disciplines such as computer science biology psychology linguistics mathematics and engineering. The g
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