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Q. Show the properties of Microwaves?
Microwaves
- Frequencies among 1 and 300 GHz
- Unidirectional
- Narrow focus requires sending as well as receiving antennas to be aligned
- Issues:
- Line-of-sight (curvature of the Earth; obstacles)
- Can't penetrate walls
Difference between Authentication and Deauthentication Authentication: Used to establish the self of stations to each other. Deauthentication: This service is appealed whene
what are the main problems of signal propagation?why do radio waves not always follow a straight line?why is reflection both useful and harmful?
TCP creates a reliable data transfer service, in addition to IP''s unreliable best-effort service. Study the related sections of the text, and in your own words, summarize how TCP
i have been given a question:- any 50 numbers are given and to find out the 1)frequency of odd and even numbers 2)frequency of positive and negative numbers
Process of Securing an Intranet Securing an Intranet is not a simple task. Mere installation of firewall hardware and software would not help the Intranet to protect itself. P
There are two logical addressing :- a) Datalink is physical (hardware) addressing. b) Network is logical (software) addressing.
What is a Transaction server? With a transaction server, the client includes remote procedures that reside on the server with an SQL database engine. These remote processes on
java program to implement framing techniques of datalink layer
Explain the meaning of Disassociation A notification from either a station or an AP that an existing association is terminated. A station should provide this notification befor
Q. Explain the Public-Key Cryptography? Public-Key Cryptography - Each user has the same encryption algorithm and key - Decryption algorithm also key are kept secret
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