Data, Model and Decision答案2023

第一章测试

1.The purpose of break-even analysis is to determine the number of units of a product to sell or produce that will equate total revenue with total cost. At the break-even point, the profit is ( ) zero.
A:equal to
B:more than
C:less than

答案:A
2.In general, an increase in variable costs will（ ）the break-even point, all other things held constant.
A:not change
B:decrease
C:increase

答案:C
3.It’s important to make full use of techniques in management science process, which techniques are commonly used for the purpose of decision-making（ ）?
A:Transportation and assignment
B:Linear programming models
C:Project management (like CPM/PERT)
D:Decision analysis

答案:ABCD
4.Manufacturing companies develop linear programming models to help decide how many units of different products they should produce to maximize their profit (or minimize their cost), given scarce resources such as capital, labor, and facilities. ( ）
A:对 B:错
答案:A