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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.
What is trivial file transfer protocol? Explain briefly? Trivial File Transfer Protocol (i.e. TFTP) is helpful for bootstrapping a hardware device which does not have a disk on
Telephone companies normally provide a voltage of to power telephones? Telephone companies usually give a voltage of to power telephones -48 volts DC.
program in c
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Artificial Intelligence Software Artificial Intelligence (AI) software employs non numerical algorithms to resolve complex problems that are not amenable to computation or s
Read in integers until a zero is read in. Keep a total of both the quantity and the sum of the negative integers and the positive integers. Once a zero is read in (signifying the
Question 1 What are the drivers behind the convergence between voice and data networks? Explain them briefly Question 2 Explain the need and functioning of Private ST Netw
a) Write the main differences among prototyping and incremental development. b) Explain the commonality and main differences among agile approach and RUP.
What is a client in SAP terminology? A S/W component that uses the service (offered by a s/w component) is known as a Client. At the similar time these clients may also be ser
Explain about the two services that are used to deal with communication. Message Service: Used by the application servers to change short internal messages, all system commu
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