What is Mobile communication?
A. Allows to communicate from different locations without the use of physical medium
B. Allows to communicate from different locations with the use of physical medium
C. Allows to communicate from same locations without the use of physical medium
D. Allows to communicate from same locations with the use of physical mediu
Answer: Option A
Solution (By Examveda Team)
Mobile communication is a wireless communication system that allows users to communicate over a distance using portable devices.The key characteristic is the mobility of the communication devices. This means the devices can move around while maintaining a connection.
Let's analyze the options:
Option A: Allows to communicate from different locations without the use of physical medium
This is the correct answer. Mobile communication inherently relies on wireless transmission, meaning no physical wires or cables connect the communicating devices. The signal travels through the air (or other mediums like satellite) to reach its destination.
Option B: Allows to communicate from different locations with the use of physical medium
This is incorrect. If a physical medium is used, it's not considered mobile communication in the true sense. Think of a wired telephone network – it allows communication between different locations but requires physical cables.
Option C: Allows to communicate from same locations without the use of physical medium
While this might describe some wireless local area networks (WLANs), it doesn't capture the essence of *mobile* communication. The emphasis is on the ability to communicate while *moving* between locations.
Option D: Allows to communicate from same locations with the use of physical medium
This describes a wired local communication scenario, not mobile communication.
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