Suppose several personal computers on a network each require the use of a laser printer. If the personal computers and a laser printer are connected to a network, each user can then access the laser printer on the network, as they need it.
Sharing files, data, and information: In a network environment, any authorized user can access data and information stored on other computers on the network. The capability of providing access to data and information on shared storage devices is an important feature of many networks.
Wired Technology: "It is very reliable and cheap. It is not affected by other wireless signals like portable/cellular phones, microwaves; etc.It has high life expectancy, high speed with Quality of Service." (Erik Rodriguez, 2005 ).At the same time the length of wire runs limited, Can be affected by noise generated by machinery and magnetics, affected by moisture and other weather conditions.
The Wireless Web - The wireless web refers to the use of the World Wide Web through equipments like cellular phones, pagers, PDAs, and other portable communications devices. The wireless web service offers anytime/anywhere connection.
"Networks are often classified into different types as local area network (LAN), wide area network (WAN), metropolitan area network (MAN), personal area network (PAN), virtual private network (VPN), campus area network (CAN), storage area network ...