Question $1$

$(20$ marks$)$

$1\mathrm{.}1$ Assume that you are one of the hired project managers at the GGD Innovation Hub. Draw an activity on node diagram $($AON$)$ for one of the projects you are currently heading.

$(8)$

$\backslash$table$[[$Activity$,$Preceding Activity,Duration $($Days$)],[$A$,-,9],[$B$,$A$,12],[$C$,$B$,6],[$D$,$B$,15],[$E$,$C$,$D$,3],[$F$,$E$,6],[$G$,$E$,12],[$H$,$F$,$G$,9]]$

$1\mathrm{.}2$ Identify all paths through the network diagram.

$(8)$

$1\mathrm{.}3$ Identify the critical path on the network.

$(4)$