BASIC COMPUTER CONCEPTS
COMPUTER SYSTEM TYPES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -Cell phones have an in-built antenna which is used to send packets of digital information back and forth with cell-phone towers via radio waves. Mobile phones connect to a cell tower in the area, and instead of connecting to another phone it connects to the Internet and can fetch or retrieve data.
Detailed explanation-2: -Restart your device. Open your Settings app and tap Network & internet or Connections. Depending on your device, these options may be different. Turn Wi-Fi off and mobile data on, and check if there’s a difference. If not, turn mobile data off and Wi-Fi on and check again.
Detailed explanation-3: -When you turn on your smartphone, the SIM starts to look for networks to connect to. The moment it finds a network, it sends your IMSI number and the unique authentication key to the network tower.
Detailed explanation-4: -WiFi allows smartphones to connect to a wireless local area network (WLAN). Often these local networks are also routed to provide Internet access. A smartphone’s WiFi interface connects to an access point (AP) to provide an Internet connection, which has a network name and a unique identifier.