6)SMS (Short Message Service): SMS is a service for sending messages up to 160 characters to mobile phones and other handheld devices including pagers that use Global System for Mobile (GSM) communication. These are a very popular use of mobile phone and are normally free. Thus, it offers a cost effective method of communication. In India, a lot of cellular service providers are offering this service. 7)Ethernet:
Ethernet is the most common technology for connecting computers
together in a network using LAN card. |