Q2: What are the principal technologies and standards for wireless networking, communications and Internet access? Bluetooth Technology:
* Bluetooth is a wireless networking standard that provides short-range (about 10 meters) connectivity to electrical devices such as cell phones, computers and their peripherals, notebooks, and PDA’s. Data is transmitted via small radio transmitter/receivers installed in each electronic device. * There are several benefits to using this technology. Firstly, it does away with all the wires, connectors, and attachments needed to connect your peripherals to your computer system- whether you are in the office or on the go. Next, Bluetooth technology is pretty inexpensive- which is perfect for a cash-strapped small business. This technology is also easy to use with little user input. Finally, Bluetooth devices need very little power to operate and thus are particularly suitable for data transfers among low-powered handhelds where battery life is critical.
* Wi-Fi is a wireless technology that can support a wireless Local Area Network and provides high-speed access to the Internet with data transmission rates approaching 54Mbps. The most popular Wi-Fi standard is the one used in the D-Link router, 802.11b. Wi-Fi networks operate over a...