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Q. Explain Stop--and--Wait automatic repeat request? 1. Numbering frames prevents the retaining off duplicate frames. 2. Numbered acknowledgement are needed in case of delay
network diagram which must include at least 2router,2bridge and 4 switches and must have different protocols and different cable...?
A modified NRZ code known as enhanced-NRZ (E-NRZ) operates on 7-bit words; inverting bits 2,3,6 and 7; and adding one parity bit to each word. The parity bit is chosen to make the
What is the difference among URL instance and URL Connection instance? Ans) A URL instance represents the location of a resource, and a URL Connection instance shows a link for
Local information is immediate hop routing table and distance from every switch. The switches regularly broadcast topology information i.e. distance, destination. Other switches mo
Question: a) List three characteristics and two potential problems of a peer-to-peer environment. b) List three characteristics and two potential problems of a client/
Q. What are the benefits of layered network? Ans: Basic benefits of layered network are given below: - Complex systems will be broken down into understandable subsystems.
Question 1 Explain the TCP/IP protocol suite. List (Network Interface Layer, Internet Layer, Transport Layer, Application Layer) Question 2 Write short note on
Q. What is Session Layer in osi model? Session Layer : Allows two applications to establish, utilize and disconnect a connection between them known as a session. Gives for na
What is meant by Asymmetrical protocols? There is a many-to-one relationship among clients and server. Clients always initiate the dialog by requesting a service. Servers are p
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