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Explain Client/Server Networking Model.
A networking model where one or more powerful computers (servers) give the dissimilar network services and all other user's computers (clients) access those services to perform user's tasks is called as client/server networking model. Client-server networking model became popular in the late 1980s and early 1990s as many applications were migrated from centralized minicomputers and mainframes to networks of personal computers.
State in brief about the Graceful degradation With FDMA or TDMA, a fixed number of users can concurrently access the system. Though, with CDMA, as more user concurrently access
what are the main problems of signal propagation?why do radio waves not always follow a straight line?why is reflection both useful and harmful?
how to own cipher to encrypt and decrypt message by combine both substitution ans transposition algorithm using c program
Describe networking. Networking refers to the inter connection among computers and peripherals for data communication. Networking can be done using wired cabling or by wireless
Consider a simple wireless data link using channel bandwidth of 40 kHz. The transmit power level is 20 dBm, the link attenuation is 40 dB and the SNRdB at the receiver is 20 dB.
How many timers does IGRP has
Source Port Number This fields occupies the first 16 bytes of the UDP header. This fields typically hold the UDP port number of the application sending this datagram. The
TWO DIFFERENT KINDS OF TOPOLOGIES: LOGICAL TOPOLOGY: It is described by the specific network technology. PHYSICL TOPOLOGY: It relays on the wiring scheme. NE
Q. Show the Masking process? Masking Take out the address of the physical network from an IP address Used by routers inside the organization
Security Security is the protection of hardware software and data from unauthorized access. Restricted physical access to computer password protection limiting user priv
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