EX$6-10($Algo$)$ K$.$ Nelson, project manager of Print...

K$.$ Nelson, project manager of Print Software, Inc., wants you to prepare a project network; compute the early, late, and slack activity times; determine the planned project duration; and identify the critical activities. His assistant has collected the following information for the color printer drivers software project:

$\backslash$table$[[$ID$,$Description,Predecessor,$\backslash$table$[[$Time$],[($days$)]]],[$A$,$External specifications,None,$3],[$B$,$Review design features,A$,4],[$C$,$Document new features,A$,4],[$D$,$Write software,A$,70],[$E$,$Program and test,B$,70],[$F$,$Edit and publish notes,C$,4],[$G$,$Review manual,D$,2],[$H Alpha site,E$,$ F$,10,],[$I$,$Print manual,G$,30],[$J$,$Beta site,H$,$ I,$30],[$K Manufacture,J$,20,],[$L Release and ship,K$,1,]]$

$\backslash$table$[[$The project is expected to take,,days.$],[$The critical activities are:,,$],[$Early start for Activity $E$ is:$,,],[$Late finish for Activity $F$ is:$,,],[$Slack for Activity C is:$,,]]$