Today's Topic

Wi-Fi (wireless fidelity)

  • Means  "wireless local area network (WLAN)
  • Vic Hayes has been called the "father of Wi-Fi"
  • he term Wi-Fi, first used commercially in August 1999
  • The term Wi-Fi was created by an organization called the Wi-Fi Alliance
  • Wi-Fi networks locations are known as hot spots
  •  The activity of locating and exploiting security-exposed wireless LANs is called war driving.
  • An identifying iconography, called war chalking,
  • Wi-Fi networks have limited range of 32 m (120 ft) indoors and 95 m (300 ft) outdoors
  • Wi Fi is based on the Institute of Electrical and Electronics Engineers' (IEEE) 802.11 standards


Li-Fi is the term some have used to label the fast and cheap wireless-communication system, which is the optical version of Wi-Fi

WiMAX (Worldwide Interoperability for Microwave Access) is a wireless communications standard designed to provide 30 to 40 megabit-per-second data rates .WiMAX is sometimes referred to as "Wi-Fi on steroids" 

SET (Maharashtra) Examination 16th April 2017

1 Commencement of online Application 27 Dec 2016
2 Last date for Applying Online 10 Jan 2017
3 Availability of Admit Card on website 06 Apr 2017
4 Date of Examination 16 Apr 2017


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