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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.
Define the term- Analysis The analysis involves some or all of the following stages: Fact finding - this is usually done in four ways. Understanding the current syst
Q. What is Hypercube Network? The hypercube architecture has played a significant role in development of parallel processing and is quite influential and popular. The highly sy
The session support can be turned on automatically at the site level, or manually in every PHP page script: * Turning on session support automatically at the site level: Set s
Divide (101110) 2 by (101) 2 Ans. Quotient is = -1001 Remainder is = -001
What is secondary list? It permits you to enhance the information presented in the basic list. The user can, for example, select a line of the basic list for which he require
a. Explain the hardware mechanism for handling multiple interrupt requests. b. What are handshaking signals? Describe the handshake control of data transfer during input and out
The Laser Computer Printer Company decides monthly what to produce during the subsequent month. They produce three types of printers, the Laser Rocket, the Alpha Laser, and the La
how can we bimpliment half substractor using nand gate
Rhythm Rhythm in art refers to the way that your eye moves through a picture and can be thought of in a similar way to rhythm in music. Your eye will move through some picture
Hypothesis ... since the Hebrew language is a Numerical language meaning that each letter in their alphabet has a numerical value. I believe, that the Hebrew-language based on a r
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