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When drawing the tree, systems analysts do not have to identify:
Wires
Thin strands of metal or other materials used to conduct electricity or signals between devices or components.
Radio Waves
Electromagnetic waves with wavelengths longer than infrared light, used in wireless communication systems to transmit data and broadcasts.
Transmission Medium
Physical or virtual media through which data is transmitted from one place to another.
Cellular Data
pertains to the use of data services over cellular networks on mobile devices, allowing Internet access and data communication.
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