positive value

negative value

zero value

same value

to concentrate his attention on critical activities

to divert the resources from non-critical advanced activities to critical activities

to be cautious for avoiding any delay in the critical activities to avoid delay of the whole project

all of the above

free float = total float

independent float = total float

independent float > free float

independent float < free float.

normal time

slow time

crash time

standard time

event flow scheduling technique

critical ratio scheduling

slotting technique for scheduling

short interval scheduling