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Q. Resolution of domain name system?
- Mapping a name to an address or else an address to a name
- Resolver is a DNS client used by an address to provide mapping
- In recursive resolution, the client sends its request to a server that eventually returns a response
- In iterative resolution the client may perhaps send its request to multiple servers
- Caching may be used to store information in memory to speed up resolution
Question 1 Discuss the following Evolution of Data Communication Elements of Data Communication System Question 2 Explain the following
What are short, long and medium-term scheduling? Long term scheduler verifies which programs are admitted to the system for processing. It controls the degree of multiprogrammi
State the statements about PPP and SLIP for WAN communications? Ans) a) PPP uses its Network Control Programs (NCPs) component to encapsulate many protocols. b) SLIP
Q. Explain the process of piggybacking? When a data frame arrives in its place of immediately sending a separate control frame and the receiver restrains itself and waits until
Describe Circuit switching, Packet switching and Virtual Circuit Packet switching. Explain their suitability for different applications such as telephone and internet. Packet S
Data Sharing One of the most important uses of networking is to allow the sharing of data. Before networking was common an accounting employee who wanted to prepare a report f
briefly explain how firewalls protect networks
What is Security solutions Though there are a number of security solutions available due to sophistication in technology, there are a number of risks and difficulties attached
Example of transport layer are:- a) TCP is connection oriented. b) UDP is connectionless
Question: a) Show the shortest form of the following IPv6 address: 2340:0000:0000:000F:7000:119A:A001:0000 b) The IPv6 header includes a Class field and a Flow ID field. Bri
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