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

Minimum possible response time , Consider the similar conditions as the las...

Consider the similar conditions as the last problem, except for the following: what's the minimum possible response time for the 1 Gbps and a 1 Mbps line?  What does the diffrentia

What is tracert, What is tracert? Tracert is a Windows utility program ...

What is tracert? Tracert is a Windows utility program that can used to trace the route taken by data from the router to the destination network. It also represents the number o

Define the term pipelined processor, Pipelined Processor A pipeline pro...

Pipelined Processor A pipeline processor can be described as a processor which comprises of a series of processing circuits known as segments and a stream of operands (data) is

What are the types of servers, There are many types of servers:- a) File...

There are many types of servers:- a) File servers b) Database servers c) Transaction servers d)  Groupware servers e) Object servers Web servers.

What is dns, What is DNS? DNS is Domain Name System. The major f...

What is DNS? DNS is Domain Name System. The major function of this network service is to provide host names to TCP/IP address resolution.

Explain about data link layer sub layers, Data Link Layer Sub layers ·  L...

Data Link Layer Sub layers ·  Logical Link Control (LLC) - upper layer · Handles control information, logical addressing and data · MAC (Medium Access Control) - lower layer ·

What is internet, What is Internet? Internet is a collection of network...

What is Internet? Internet is a collection of networks or network of networks. Various networks like LAN and WAN connected by suitable hardware and software to work in a seamle

Verify network connectivity- ccna, Verify Network Connectivity Step 1: ...

Verify Network Connectivity Step 1: Use the ping command to determine network connectivity. You can determine network connectivity using the ping command.  Note: If pings

What is the virtual path, Along any transmission path from a given source t...

Along any transmission path from a given source to a given destination, a group of virtual circuits can be grouped together into what is known as path.

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