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Question 1 Explain classification of computer Network by range
Question 2 Explain three major problems of Transmission lines
Question 3 What is the maximum data rate of a noiseless channel? Explain
Question 4 Write about Simplest protocol and Stop and wait protocol
Question 5 Explain following concepts a) Slotted or impure ALOHA b) 10Base2: Thin Ethernet
Question 6 Differentiate between static and dynamic routing
Question 7 a) explain about Congestion prevention policies b) What is reverse path forwarding? Explain
Question 8 Explain about subnet addressing format
Question 9 Write notes on a) ports b) Domain name service (DNS)
Question 10 Discus about widely used e-mail secure systems?
Screening Router In this setup network router acts as a firewall. It checks all incoming and outgoing packets according to the predefined rules. This filter is placed at the c
When using access lists, it is important where those access lists are placed. Which Statement best defines access list placement Ans) Put standard access lists as near the desti
Three layers are called upper layers a) Application Layer - 7 b) Presentation Layer - 6 c) Session Layer - 5
Message Passing The PVM communication model gives asynchronous blocking receive, asynchronous blocking send and nonblocking receive functions. In our methodology, a blocking se
Q. Explain about Domain Name System? -In the past, mapping of IP addresses was static using a host file -Impossible in today's dynamic environment -Domain Name System (DN
What are the concerns of the Physical Layer? Physical layer coordinates the functions needed to transmit a bit stream over a physical medium. a. Physical characteristics of in
Encryption/decryption using by SSL Once a session is established, the SSL generates a session key using public-key encryption to exchange information between the client and ser
There is a many-to-one relationship among clients and server. Clients always start the dialog by requesting a service. Servers are passively awaiting for requests from clients.
What is Stop-and-Wait Protocol? In Stop and wait protocol, sender sends single frame, waits unless it receives confirmation from the receiver (okay to go ahead), and then sends
The Network layer is used to route physical data to the destination point, it decides the actual path from where data travels to destination point. The network layer supports both
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