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Higher bandwidth
Fibre optic cable an support dramatically higher bandwidths than either twisted pair or coaxial cable currently data rates and bandwidth utilization over fiber optic cable are limited not by the medium but by the signal generation and reception technology available.
802.11b HR DSSS a) High-rate DSSS using a 2.4 GHz band b) Similar to DSSS excluding for encoding method c) Uses complementary code keying (CCK), encoding 4 or 8 bits to
Q. What are the main categories based on which applications of computer network will be categorized? Ans: The main areas under which the applications for computer network will
What is difference among ARP and RARP? The address resolution protocol (ARP) is used to associate the 32 bit IP address with the 48 bit physical address, used by a host or a ro
Define RIP protocol?
Wireless Ethernet (802.11) a) Operates on physical plus data link layers b) BSS (Basic service set) stationary or mobile wireless stations and a central base station known a
What is ARCNet? The Attached Resource Computer Network (ARCNet) standard was formed in 1977 at the Data Point Corporation by a scientist - John Murphy. ARCNet uses the toke
Encoding Process c= uG u: binary data sequence of length 4( input) G: Generator matrix which is 7*4 c: Codeword D
PROBLEM WITH BROADCASTING: There are some issues with the broadcast. For each broadcast frame on the network every computer uses computational sources and places the data into
SONET SDH To satisfy the requirements of ever increasing data rate for diverse applications, ANS developed a standard known as synchronous optical network by utili
What is VRC? It is the most common and least costly mechanism for Error Detection. In VRC, a parity bit is added to each data unit so that the total number of 1s becomes even f
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