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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. How is computer networks used in sales and marketing? Marketing and sales: Computer networks are used extensively in both marketing and sales organizations. Marketing pr
Describe the following topics A . LAN B . MAN C . WAN D . ARPANET
While calculating shortest path, first we assume graph presentation of network at every node then we use Djikstra's algorithm to calculate shortest path from every node to other on
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Groupware addresses the management of semi-structured information like text, image, mail, bulletin boards and the flow of work. These Client/Server systems have people in direct co
Determine the command mode necessary to enter the extended ping command Ans) Router#
Client Server Architecture There is an always on host called server which provides service requests to many other hosts called clients. In other words client progra
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Question: (a) With the help of a diagram, describe a typical DNS system. (b) Using signal sequence or state transition diagrams, illustrate the following scenarios: i.
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