Wednesday, August 21, 2013

Computer Networks Notes

Computer Networks Notes

A computer network is interconnection between various computing devices which are connected with each other through a connecting media for exchange the data.

Type of Connecting Media

There May be two type of Connection media

1. Wired Media.
2. Wireless Media

1. Wired Media

There is physical link between various networking devices.
In this type of networks various networking devices are connected through network wires. Such as Twisted Pair, Coaxial Cables or Optical Fibers.

2. Wireless Media

There is no physical link between various networking devices. Data is transfer  through signals in the air.
Different Type of  waves are used for data transfer between two parties. 

Upload UIImage as base64 String

Upload UIImage as Base64 String (Upload UIImage as string) //Select Pic From Camera or Gallery       @objc func btnPro...