The protocol that is used to receive the e-mail over Internet

The unit of bandwidth in digital system is 

The protocol that is used for chat and video conferencing 

The layered set of protocols that handles the way data is transmitted across Internet

The multi port device that works on IP addresses and broadcast the signals is 

The topology in which the devices are connected through a centralized network component known as hub or switch

A privately owned computer network that is confined to an area of few kilometres

The transmission media that can transmit data over long distance with high security with bandwidth up to 10Gbps

The switching technique in which path is established in advance known as