Which Is Not a Function of the Physical Layer

question 30

Multiple Choice

Which is not a function of the physical layer:

• A)transmission of bits.
• B)defining the rules by which one and zeroes are transmitted.
• C)providing error-free transmission of data.
• D)providing the physical connection between sender and receiver.
• E)specifying the type of connection and type of signals, waves or pulses that pass through it.

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Definitions:

Irrigation Water

Water that is specifically delivered to crops to support their growth in times and areas where rainfall is insufficient.

Conservation Tillage

An agricultural practice that reduces the amount of tilling or plowing, maintaining more crop residue on the soil surface to decrease erosion and water loss.

Conservation Tillage

An agricultural practice that minimizes soil disturbance and reduces soil erosion, preserving soil structure and moisture.

Conventional Tillage

A traditional method of farming that involves plowing, harrowing, and preparing the soil before sowing seeds.