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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?
a) Peer-to-Peer Network Computers can act as both servers sharing resources and as clients using the resources. b) Server-based Network Give centralized control of netwo
A statistical encoding algorithm is being considered for the transmission of a large number of long text files over a public network. Part of the file content is as follows: DOD
Q. Illustrate the Drawbacks of stop and wait? Drawbacks of stop and wait - Only one frame is able to be in transit at a time - After every frame sent the host must wai
What is the method of ICMP packets?
a) Used for sending e-mail. b) Uses port 25.
User Datagram Protocol - UDP is a connectionless oriented transport protocol for use when the upper layers give error-recovery and reliability. UDP does not sequence data or re-ass
Network Topologies Topology is study of the arrangement or mapping of the elements links nodes etc, of a network especially the physical and logical inter connections bet
What advantages does fiber optics have over other media? One main advantage of fiber optics is that is it less susceptible to electrical interference. It also supports higher ba
What is MAN? MAN - Metropolitan Area Networks. MAN is bigger than a LAN and as its name implies, covers the area of a single city. MANs rarely extend beyond 100 KM and frequ
How to protect computer Hardware by threats The first component in the computer system vulnerable to attacks or threats, and most important to be protected, is the hardware.
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