What is the unity-of-command principle?

Question

What does this principle mean?

Answer 1

According to the laws of war, unity of command denotes that one reliable person is in charge of all the troops. Only one commander with the requisite authority is required to command all forces in the pursuit of a shared objective.

Answer 2

The unity-of-command principle states that each employee should report to only one manager or supervisor, to avoid conflicting instructions and confusion.

Answer 3

It means that all the forces fall under one responsible commander . It require a single commander with the requisite authority to direct all forces in pursuit of an unified purpose. 

Answer 4

The unity of command principle is a management principle that states that each employee should have only one direct supervisor. This means that each employee should receive orders and instructions from only one supervisor, and should not report to multiple supervisors. This principle is designed to ensure that employees have clear lines of authority, and that they are not confused by conflicting instructions from different supervisors.