total 0-1 mixed all of the above

Which constraint best describes the situation with decision variables A and B? (Points : 5)

B – A = 0 B – A = 0 B + A = 1 B – A = 1

Optimal solution Feasible solution Sensitivity analysis A slack variable

100 big shelves and 82 medium shelves 150 big shelves and 0 medium shelves 100 big shelves and 100 medium shelves 100 big shelves and 0 medium shelves

Constraints Objective function Decision variables Nonlinear residual

2D + 4R = 480 2R + 3D = 480 3R + 2D = 480 2R + 4D = 480

Which of the following constraints best describes the relationship between the electronic Wall Street Journal subscription and the iPads? (Points : 5)

E + A = 0 E + A = 1 E – A = 0 E – A = 1

Investment money only Storage space only Investment money and storage space Neither investment money nor storage space

Which of the constraints best describes the relationship between the iPads for everyone and the speaker series? (Points : 5)

A – C = 1 A + C = 1 A – C = 0 A + C = 2

unequal to equal to linear to parallel to

decision variables. an objective function. constraints. all of the above

always sometimes optimally never

defining project objectives. identifying activities to crash. calculating expected times and standard deviations. conducting a “lessons learned” session.

successors predecessors successors and predecessors followers

LF = LS – t EF = ES – t EF = ES + t EF = LS – t

Z = 1A + 2BC + 3D Z = 1A + 2B + 3C + 4D Z = 1A + 2B / C + 3D Z = 1A + 2B2 + 3D

weeks. areas. arcs. modules.

measure the objective function. measure how much or how many items to produce, purchase, hire, etc. always exist for each constraint. measure the values of each constraint.

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