Explain physical layer of osi reference model, Computer Networking

Assignment Help:

Q. Explain physical layer of Osi reference model?

- The physical layer deals among the physical characteristics of the transmission medium.

- It defines the mechanical, electrical, procedural and functional specifications for maintaining, activating and deactivating the physical link between end systems.

- Such characteristics like timing of voltage changes, voltage levels, physical data rates, maximum transmission distances, physical connectors and other similar attributes are defined by physical layer specifications.

- Instances RJ45, EIA/TIA-232 and NRZ


Related Discussions:- Explain physical layer of osi reference model

Round trip time and time out - transport layer, Round Trip Time (RTT) and T...

Round Trip Time (RTT) and Time Out The  size and  the complexity  of computer  networks  have grown  in past years. To achieve  an efficient  and reliable transmission  some

Explain tree interconnection network, Tree interconnection network:   In tr...

Tree interconnection network:   In tree interconnection network, processors are organised in a complete binary tree pattern. Figure: Tree interconnection network

Illustrate the bus backbone network, Q. Illustrate the Bus Backbone network...

Q. Illustrate the Bus Backbone network? - Topology is a bus - Utilized in networks such as 10Base5 or 10Base2 - Normally utilized to connect different buildings or to con

Explain systolic array interconnection networks, Systolic Array : This inte...

Systolic Array : This interconnection network is a kind of pipelined array architecture and it's intended for multidimensional flow of data. It is used for applying fixed algorithm

Comparison and contrast between the osi and tcp-ip model, Q. Comparison and...

Q. Comparison and Contrast between the OSI and TCP-IP Model? This presentation would discuss a few comparison and contrast between the 2 main reference models which use the con

Prepare a lan from a set of stand-alone computers, Question 1: Describe...

Question 1: Describe the following terms in your own words: a. Internet b. WWW c. Intranet

Request to a server, If a client gives a 4096-byte request to a server loca...

If a client gives a 4096-byte request to a server located 50 km away on a 1 Gbps fiber optic, then what is the efficiency of the line during this time? Suppose that the server give

What is domains in active directory, In Windows 2000, a domain describes bo...

In Windows 2000, a domain describes both an administrative boundary and a security boundary for a collection of objects that are relevant to a particular group of users on a networ

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd