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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 Connection-oriented communication Connection-oriented communication can be in three phases. In establishment phase a request is made to set up the connection. Only afte
a) What does the "CD" mean in the CSMA/CD? How is it implemented in the Ethernet? b) Consider an Ethernet hub with 8 ports and an Ethernet switch with 8 ports. In both cases
What is Round Trip Time? The duration of time it takes to send a message from one end of a network to the other and back, is known as RTT.
Hardware difficulty It refers to the price of hardware logic like connectors, wires, switches, arbiter etc. that are required for execution of interconnection network.
Cisco Router architecture Overall architecture of Cisco 2600 router is given below The Following components of routers are 1. WIC slots 2. communications
Testing is used for estimate the quality of the product. Unit Testing is tested for every part of the product. Integrate the unit & tested.
Threats to information can include Deletion of a file or files. Corruption, caused either by hardware problems or by a bug in the software. Theft of company data
Merits of Shared Memory Programming Global address space gives a user-friendly programming perspective to memory. Data sharing among processes is both fast and uniform
Which layers are user support layers? Three layers are come under user support layer:- a. Session Layer b. Presentation Layer and c. Application Layer
What is TDM? TDM is a digital process that can be applied when the data rate capacity of the transmission medium is greater than the data rate needed by the sending and receivi
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