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Wifi and its importance


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What is Wifi??
Working of Wifi
Advantages and Disadvantages
Wifi in Universities offices and Public and Privates Sectores
Why we use internet
Life Without internet

Published in: Education
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Wifi and its importance

  1. 1. What is Wi-Fi??? How Wi-Fi Works Needs of Wi-Fi Wi-Fi Devices Uses of Wi-Fi Limitations of Wi-Fi Advantages of Wi-Fi Disadvantages of Wi-Fi Conclusion
  2. 2. Wi-Fi is the name of a popular wireless networking technology that uses radio waves to provide wireless high-speed Internet and network connections. Wi-Fi stands for "wireless fidelity"
  3. 3. Wi-Fi works off of the same principal as other wireless  devices .it uses radio frequencies to send signals between  devices. The radio frequencies are completely different  say from walky talkies, car radios, cell phones, and  weather radios.
  4. 4. Wireless Laptops /Devices can move from one place to another. Can stream files from one computer to another. Range is not limited by wires (can connect from  outdoors). Wireless Gamming Consoles and  Mouse. 
  5. 5. Home!!!
  6. 6. IN COLLEGE/UNIVERSITIES: Like in our college, there is wifi network  connectivity that is easily accessible by all students. The wifi helps students providing internet  services for free and helps students in studies by  letting them search and study on internet. Students also get the chance to do online courses  and the global English programs in the university  itself by the use of internet available through the  wifi.
  7. 7. IN VARIOUS PALACES: Wi-Fi provides service in private homes, businesses, as well as in public spaces at Wi-Fi hotspots set up either free-of-charge or commercially, often using a captive portal webpage for access. Organizations and businesses, such as airports, hotels, and restaurants, often provide free-use hotspots to attract customers. Enthusiasts or authorities who wish to provide services or even to promote business in selected areas sometimes provide free Wi-Fi access.
  8. 8. WI-FI GAMING CONSOLE: Game consoles: PS3, XBOX 360, have available in Wi-Fi. Can connect to the internet wirelessly. Can perform as a media center.
  9. 9. WIRELESS PHONE: A Wi-Fi phone is a wireless device that gives you the dual benefits of wireless connectivity and the cost savings of VoIP. From this angle, Wi-Fi phone looks like the next big thing in the telecom revolution.
  10. 10. WI-FI CAMERA: More Efficient. Cloud Storage. Can Connect to the internet Wirelessly Costly
  11. 11.  Mobility  Ease of Installation  Flexibility  Cost  Reliability  Security  Use unlicensed part of the radio spectrum  Roaming  Speed
  12. 12.  Slow speed in public area  Less Security  Limited Range  High Cost  Reliability  High Power Consumption
  13. 13.  Interference  Degradation in performance  High power consumption  Limited range