第一章测试1.A basic feasible solution of an LP problem have one and only one related feasible basis.
A:错 B:对
答案:A
2.If the primal LP problem is unbounded, then the feasible region of dual problem must be empty.
A:对 B:错
答案:A
3.If the LP problem is solvable, then
A:The feasible region of this LP problem is nonempty B:There exists an optimal basic feasible solution to this LP problem C:The value of the LP problem is finite D:There is a feasible regular solution of this LP problem
答案:ABCD
4.If the primal LP problem has optimal solutions, then
A:The feasible region of the dual problem is nonempty B:The dual problem has an optimal basic feasible solution C:The dual problem is non-degenerate D:The dual problem is bounded
答案:ABD
5.Which of the following assertions for the feasible region of a standard LP problem is incorrect?
A:The feasible region might have infinitely many vertices B:The feasible region might be unbounded C:The feasible region might not have vertex D:The feasible region is convex
答案:A
