What is Wi-Fi? Write the advantages and challenges of Wi-Fi.

Wi-Fi stands for Wireless Fidelity. It creates a Wireless Local Area Network that uses radio waves to send the information. A secure, reliable, and fast wireless connection is established between the electronic devices and the Internet by using this technology. The devices require a wireless adapter connected to them to capture the Wi-Fi signals.

Wi-Fi offers the following advantages:

1. Wi-Fi has replaced the wired medium completely and can be used to connect to the Internet anywhere, at any time.
2. It is relatively inexpensive and can also be accessed at places where cables cannot be installed.
3. One can connect multiple devices through Wi-Fi.

Wi-Fi faces the following challenges:

1. It has high power consumption.
2. It is slower than the wired medium.
3. The transmission breaks or slows down when there is noise interference.