Exercise $3$

$\backslash$table$[[$Activity$,$Predecessors,Duration$($days$)],[$A $-$ Select office site,None,$3],[$B $-$ Create org. and financial plan,None,$5],[$C $-$ Determine personnel requirements,B$,3],[$D $-$ Design facility,A$,$ C$,4],[$E $-$ Construct interior,D$,8],[$F $-$ Select personnel to move,A$,$ C$,2],[$G $-$ Hire new employees,F$,4],[$H $-$ Move records, key personnel, etc,F$,2],[$I $-$ Train new personnel,E$,$ G$,$ H$,3]]$

Requirements:

Draw network diagrams for the above exercises.

Determine the critical path.

Calculate the total float$($slack$)$ and free float$($slack$).$