7. In aggregate planning, a strategy to be used when the size of the workforce has been decided, and/or changing the level is prohibited is:

a. Chase Strategy

b. Mixed Strategies

c. Subcontracting

d. Level Strategy

e. Transportation method

8. Which of the following is a limitation when performing aggregate planning by Linear Programming:

a. The objective function must be constrained in order for the method to work.

b. The model is deterministic.

c. Coefficients are unknown and must be solved to obtain a solution. d. The solution found is in fact not optimal, but very close to optimal. e. Must involve complex methods such as the Simplex algorithm.

9. Which of the following is used by most companies in aggregate planning: a. Mixed strategies.

b. Chase strategy.

c. Linear programing.

d. Transportation method.

e. Adjusted Exponential Smoothing.

10. In aggregate planning, the next level of detail in production is: a. Inventory management.

b. Over time production.

c. Regular production.

d. Subcontracting.

e. Master production schedule.