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Q. Modem stands for modulator - demodulator ?
- Modulator are to creates an analog signal from binary data
- Demodulator are to recovers the binary data from the modulated signal
Networks are more frequently being prepared to allow specification of the quality of service needed by users. For example: - a typical voice telephone call may give a QoS para
Question 1: (a) Explain what is meant by circuit switching? Give its main shortcoming and explain its relevance in telephone systems. (b) Outline the differences betwee
Describe Ethernet. Ethernet is one of the well-liked networking technologies used these days. It was developed during the early 1970s and is based on specifications as stated i
Ethernet Frame Fields Preamble - seven bytes of alternating 0s also 1s to notify receiver of incoming frame and to provide synchronization SFD (Start frame delimiter)
Session layer examples are Netbios Names, SQL, NFS, X Windows, and RPC
Explain Peer-to-Peer Networking Model. A networking model where every workstation has equivalent capabilities and responsibilities is called as peer-to-peer model. There is no
a transperent switch is inserted between two local area networks ABC and XYZ.network ABC has workstation 1,2,and 3 and Network XYZ has workstation 4,5, and 6. show the contents of
using binary adition, what is the result of 1010 + 10? Using binary addition, how would you repeatedly increment a number by 2?
Issues with Bridges Connecting Different LANs - Frame format - differences in frame structure, fields used (example Ethernet to Token Ring) - Payload size - size of data en
Hardware requirement for an intranet To setup a WAN, one would need to have some type of communication between different sites. National ISDN, Very Small Aperture Terminal (VSA
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