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What is networking device and Transmission media

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          What is networking device and Transmission media   Networking devices the capacity of medium used to convert the data from digital to analog and device vers which are popularly employed to use the telephone lines have increased . Internal modems are available integrated into the computer so they are not exposed to outside environment . the capacities of the other networking device such as to outside environment . The capacities of other networking device such as routers have also gone up which makes it possible to create large network with smooth data transmission. Transmission media : the media through which the data transfer takes place has also undergone revolutionary change . Telephone lines are still the popular source in india although the reliability and low bandwidth are still major issue high capacity cables optical fiber radio wireless local loops satellite transmission and various solutions based on a combination of these are already being u
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                      ETHICS OF IT                                  E-MAIL SPAM   Spam is defined as e-mail with commercial or profane message that are sent blindly to hundreds and thousand of users. Aside from the content of spam email the major etical issues for services providers and individuals alike involve identifying spammers. Email programs through aol and yahoo may identify some spammers who are brazen enough to send out millions of email but their spam programs rely largely on user feedback. while some users will identify legitimate for user to identify legitimate spammers carrying viruses and pornographic message there is the potential for users to identify legitimate companies as spammers.                                                                                     please like and share and follow on twitter                                                                                          https://twitter.com/DHEERAJ00615534            
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ETHICS OF SOCIAL NETWORKING

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     ETHICS OF SOCIAL NETWORKING  The social networking craze allow people around the world to speak with each other but it has also brought up several IT ethics issues. Few social networking sites initiated a program called beacon in 2007 to turn each user personal information into an advertisement allowing a greater amount of connectivity between the website members. but these  developers failed to crate an opt-in system that gave willing users members the chance to participate of their own accord. beacon came under fire for pulling information from face-book    profiles and breaking down privacy boundaries common in the real world. Another ethical issues for social networking website is the amount of security they should use when registering members. Several abductions in recent years have been connected to my space bringing up concerns that social networking sites are't doing enough to protect young users                                                           
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What is network

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                              What Is Network 1.Network meant at least two and more devices connected each other we can say a network.               Types of computer network. Computer network divide into three class regarding the size/distance and structure namely 1.LAN(Local area network) 2.WAN(Wide area network) 3.MAN(Metropolitan area network) 1.1 Lan (local area network)  A local area network is a computer network covering a small network small area like home, office groups of building we can say a single router that offers both wired and wireless connections.  For example, a computer may connect to the router via Ethernet while smartphones and tablets connect to the router via wi-fi. All devices connected to the router share the same network and often the same Internet connection.  types of Lan 1.Arcnet 2.Ethernet  2.1 Wan (wide area network) wide area network covering large area .  wide are network is a telecommunication network or w
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