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

Explain about the gopher, Explain about the Gopher The ghoper is a prot...

Explain about the Gopher The ghoper is a protocol designed to search, retrieve and display documents from remote sites on the  Internet. The Ghoper was formed as a piece of sof

Document the switch configuration- ccna, Document the Switch Configuration ...

Document the Switch Configuration When you have done your troubleshooting, capture the output of the show run command and save it to a text document for each switch.

Single mode for transmitting optical signals, Q. Single Mode for transmitti...

Q. Single Mode for transmitting optical signals? - Merely one beam from a light source is transmitted using a smaller range of angles - Smaller diameter as well as lower de

What are the error correction techniques, Q. What are the Error Correction ...

Q. What are the Error Correction Techniques ? Error Correction Error Correction Techniques Retransmission Forward Error Correction Burst Error Corre

Define character stuffing, Define Character Stuffing? In byte stuffing ...

Define Character Stuffing? In byte stuffing (or character stuffing), a particular byte is added to the data section of the frame when there is a character with the same pattern

What is overlapping signals, Normal 0 false false false ...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4 What is overlapping

State the concept of multicast typing, Multicast An identifier for a se...

Multicast An identifier for a set of interfaces (typically belonging to dissimilar nodes). A packet sent to a multicast address is delivered to all interfaces identified by tha

What is the mac address, The address for a device as it is recognized at th...

The address for a device as it is recognized at the Media Access Control (MAC) layer in the network architecture. MAC address is usually stored in ROM on the network adapter card a

State about the communications network, State about the communications netw...

State about the communications network 1) The communications network may only accept blocks of data up to a specific size.   (2) Error control might be more effective with a

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