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What is a computer network?
Computer Network is a collection of distributed intelligent devices that are connected with each other with transmission media for the purpose of data sharing, communication and sharing of computer resources.
Explain the Multipath resistance The chipping codes used for CDMA not only exhibit low cross-correlation but also low autocorrelation. Thus, a version of the signal that is del
Q. Error Detection-General? Sender transmits every data unit twice Receiver performs bit-by-bit comparison between those two versions of data. Any mismatch would
Q. What is Topology? - Physical/logical arrangement - Topology of a network is the geometric depiction of the relationship of all the links and linking devices to one anothe
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What is the juncture at which the CPE ends and the local loop portion of the service starts? Ans) The demarcation or demarc is the juncture at which the CPE ends and the local
Repeater Repeater is also named as active hub operates at physical layer of OSI model. Repeater is an electronic device that simply regenerates the signal. Signals travell
ACK Received If an ACK is received by the sender. The SR sender marks that packet as having been received by the receiver.
restore the scrambled bits to their original order
Tree interconnection network: In tree interconnection network, processors are organised in a complete binary tree pattern. Figure: Tree interconnection network
PING - Packet Internet Gopher A utility that shows connections to one or more remote hosts. The ping command uses the ICMP echo request and echo reply packets to verify whether
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