engineering recuitment Vizag Steel MT Mechanical 2020 Test Series Industrial Engineering Operations Research PERT and CPM
In a network, what is total float equal to?
Where, LFT = latest finish time of an activity;
EST = earliest start time of an activity;
\({t_{i - j}}\) = time of activity i – j.
1
\(LF{T_j} - ES{T_i} + {t_{i - j}}\)
2
\(ES{T_j} - LE{T_i} + {T_{i - j}}\)
3
\(ES{T_j} - LF{T_i} - {t_{i - j}}\)
4
\(LF{T_j} - ES{T_i} - {t_{i - j}}\)