The topology that combines the characteristics of the linear bus and the star topology known as

The protocol that provides the ability to transport TCP / IP traffic over serial lines

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

A computer network that spreads over a large geographical area like a country or a continent

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

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

The device that convert analog signal into digital and digital signal into analog is known as 

The line of sight transmission media that facilitates easy communication in mountainous areas and over oceans

The eight wire connector that is used to connect Ethernet network or computer network 

The transmission media that are capable of transmitting digital signals at a very high speed with bandwidth 1 GHz and are immune to noise