Tuesday, September 28, 2010

Networks & Wireless (Week 8)


Explain the business benefits of using wireless technology.


One of the benefits of wireless technology is that people can be anywhere and access information on the run. It is convenient, easy and efficient. Wireless technology is accessible with small devices such as phones, that can be easily carried around, have sufficient computing power to perform productive tasks and can communicate wirelessly with the internet and other devices. Wireless technology has enabled increased the speed of delivery to markets.  

Describe the business benefits associated with VoIP



VoIP enables phone calls, faxes, voice mail, e-mail and web conferences over digital networks. The benefits of VoIP include: 

  • customers can port their numbers between carriers
  • calls over the internet do not attract telecommunications charges
  • VoIP runs over the existing computer network

Compare LANs and WANs


Local Area Networks (LANs) connect computers that reside in a single geographic location on the premises of the company that operates the LAN. The network itself is a way to share data to devices.


Wide Area Networks (WANs) connect computers at  a different geographic site. It is a series of LANs joined via the internet.






Describe RFID and how it can be used to help make a supply chain more effective.


Radio Frequency Identification (RFID) are tags that use radio waves to transmit data and are frequently used in inventory tracking. RFID technologies offer practical benefits to almost anyone who needs to keep track of physical assets. Manufacturers use this technology to improve supple chain planning , retailers use it to control theft as well as to increase efficiency in supply chain and improve demand planning. 


Unlike the commonly used barcodes, RFID tags can be read from much greater distances. If a person enters a store with a packet of gum in a handbag or pocket, the RFID reader can identify the packet of gum, time, date & place of purchase as well as how frequently the consumer comes into the store.

Identify the advantages and disadvantage of deploying mobile technology



Advantages                                                                                    

  • bluetooth is able to penetrate solid objects & can operate over a distance of 10 or 100 meters.
  • bluetooth is omni-directional & does not require line of sight positioning of connected device
  • mobile technology is dramatically changing the potential of mobile phones
Disadvantages
  • security of bluetooth devices continues to be a priority in the development of mobile phone technology

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