- - Operations Research (a) a solution (b) a feasible solution (c) an optimal solution (d) none of these . In the given graph the coordinates of M are O M x + x = x + x = X X (a) (b) (c) (d) . The maximum value of the objective function Z subject to the constraints x ≥ ≥ , y and is (a) (b) (c) (d) . The minimum value of the objective function Z subject to the constraints and y > is (a) (b) (c) (d) .
Which of the following is not correct? (a) Objective that we aim to maximize or minimize (b) Constraints that we need to specify (c) Decision variables that we need to determine (d) Decision variables are to be unrestricted. . In the context of network, which of the following is not correct (a) A ne t work is a g r aph i c a l representation .
(b) A project network cannot have multiple initial and final nodes (c) An arrow diagram is essentially a closed network (d) An arrow representing an activity may not have a length and shape . The objective of network analysis is to (a) Minimize total project cost (b) Minimize total project duration (c) Minimize production delays, interruption and conflicts (d) All the above . Network problems have advantage in terms of project (a) Scheduling (b) Planning (c) Controlling (d) All the above . In critical path analysis, the word CPM mean (a) Critical path method (b) Crash project management (c) Critical project management (d) Critical path management .
Given an L.P.P. maximize Z subject to the constrains x # , x $ and x ≥ , x ≥ using graphical method, we observe (a) No feasible solution (b) unique optimum solution (c) multiple optimum solution (d) none of these - - Miscellaneous Problems . A firm manufactures two products