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Q. Use of Infrared?
- Frequencies among 300 GHz and 400 THz
- Short-range communication
- High frequencies can't penetrate walls
- Necessitate line-of-sight propagation
- Advantage prevents interference between systems in adjacent rooms
- Disadvantage can't use for long-range communication or outside a building due to sun's rays
Q. What do you mean by Modems? Telephone Modems - A telephone line has a bandwidth of approximately 2400 Hz for data transmission
You need to enable both arpa and snap encapsulation on single router interface. How do you do this? Ans)Assign two network numbers, one for every encapsulation type.
Checksum This 16 bits field contain the checksum. The calculation of the checksum for TCP follows the same procedure as the described for UDP. However the inclusion
As we previously know, the merge sort algorithm needs two circuits, i.e. one for merging and second for sorting the sequences. Thus, the sorting circuit has been derived from the a
Identify the purpose of the TCP three step handshakes Ans) The three step handshake establishes the parameters needed for a TCP connection. During the handshake process series n
QUESTION (a) Define what is a software agent? (b) An intelligent agent is known to exhibit several characteristics or properties that distinguish it from another piece of so
Authoritative DNS Servers Every organization with publicly accessible hosts ( such as web server and mail several on the internet must provide publicly accessible D
Output Port The function of the port is take the packets that have been stored in the out put port memory and transmits them over the out going link. The queuing and bu
Path Overhead It is part of SPE and contain followings information: Performance monitor of synchronous transport , signal , path , track ,parity ,checks, and path status.
Question : a) Describe the following core components of a cellular based network: i) Cell ii) MSC iii) HLR & VLR iv) PSTN b) Explain why frequency reuse is consi
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