Answer:
Principle of Scalar Chain and Gang plank
The formal lines of authority from highest to
lowest ranks are known as scalar chain. According to Fayol Organisation should
have a chain of authority and communication that runs from top to bottom and
should be followed by managers and subordinates.
In the diagram, O is heading 2 teams where A and X are at
the same level, B and Yare at the same level and C and Z are at the same level.
The line of communication is clearly defined A to B to C and X to Y to Z
Authority responsibility relationship is also very clear. But C and Z cannot
directly contact each other. This sometimes may take lot of time during an
emergency to communicate as per the prescribed flow to avoid this problem a
system known as 'Gang Plank' was introduced where in C or Z could contact each
other and same way B and Y could contact each other.
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