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Radio Waves
- Frequency ranges: 3 KHz to 1 GHz
- Omni directional
- Susceptible to interference by other antennas utilizing same frequency or band
- Ideal for long-distance broadcasting
- May penetrate walls
- Propagate in SKY mode
- Utilized for multicast communication such as radio and TV etc
What is the disadvantage of a star topology? One major drawbacks of star topology is that once the central hub or switch get damaged, the whole network becomes unusable.
Single company or organization owns this. They are usually LAN technologies. There can be multiple LANs in a campus or building linked together. They are sometimes known Intranet.
what is man LAN wan
Q. Describe Physical Layer in OSI layers model? Physical Layer : Controls the transmission of the actual data onto the network. It describes the electrical signals, line state
Hello, I have a question which is due tomorrow (2/15/2013) at 11:55pm. The configuration portion of the exercise has been completed. I only need the questions in bold answered (onl
MOSPF MOSPF is multicast extension to OSPF. This protocol is extension of OSPF which is a unicast routing protocol which make MOSPF a combination of unicast and multicast prot
Definition of CSMA/CD CSMA/CD (Carrier Sense Multiple Access with Collision Detection) is used to minimize collisions, coordinate traffic and maximize number of frames deliver
OBJECTIVES After reading this unit, you should be able to: Describe the basics of parallel programming; Explain the parallel programming based on message passing;
Network Control protocols ( NCP) The first ARPANET networking protocols was named simply the network control protocols in 1970,and was created by created by network
Hypercube Network The hypercube architecture has played a vital role in the development of parallel processing and is still not much popular and influential. The highly symmetr
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