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

Default cdp broadcast update rate for cisco routers, What is the default CD...

What is the default CDP broadcast update rate for Cisco routers? Ans) Cisco Discovery Protocol is a proprietary protocol to permit you to access configuration information on oth

What is applets, What is Applets Little programs that can make the We...

What is Applets Little programs that can make the Web pages more aesthetically beautiful by means of animations, text, and graphics moving across the screen.

Node selection principle, QUESTION (a) Briefly describe the steps invol...

QUESTION (a) Briefly describe the steps involved in Network Simplex Method. (b) In Radix Heap Algorithm, the technique of buckets is employed. However this idea is an extens

Explain point-to-point connection type, Explain Point-to-Point connection t...

Explain Point-to-Point connection type. Many point-to-point connections are associated with modems and PSTN (Public Switched Telephone Network) communications.

Transmission control protocol, Transmission Control Protocol (TCP) TCP ...

Transmission Control Protocol (TCP) TCP makes the Internet reliable. TCP solves several problems which can occur in a packet switching system. TCP provide the given facilities:

Characterization of networks, CHARACTERIZATION OF NETWORKS:  There are...

CHARACTERIZATION OF NETWORKS:  There are three kinds of characterization of networks. LOCAL AREA NETWORK (LAN):  It is needed for a single building. METROPOLOTAN AREA

What is single-mode fiber, What is Single-mode fiber Single-mode fiber ...

What is Single-mode fiber Single-mode fiber is competent of higher bandwidth and greater cable run distances than multi-mode fiber. For the reason that of these characterist

Traffic light is an example of what type of mechanism, Illustrate a traffic...

Illustrate a traffic light is an example of what type of mechanism Ans) A Traffic light is an example of flow control.

What is the function of the osi session layer, What is the function of the ...

What is the function of the OSI Session Layer? This layer gives the protocols and means for two devices on the network to communicate with each other by holding a session.  Thi

Network comp. architecture, Write discussion on Associative mapping - compu...

Write discussion on Associative mapping - computer architecture

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