成考院校在线答案
- 2022-09-12 [判断] <p class="MsoNormal">18、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1">动态规划的最优决策具有如下性质：无论初始状态与初始决策如何，对于先前决策所形成的状态而言，其以后的所有决策应构成最优策略。（ <span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体;color:black;mso-themecolor:text1"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">18、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1">指派问题的数学模型属于混合整数规划模型。（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体;color:black;mso-themecolor:text1"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">11、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1">减少<span class="GramE">一</span>约束，目标值不会比原来变差。（ <span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体;color:black;mso-themecolor:text1"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal">25、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体">在单纯形法计算中，如不按最小比值原则选取出基变量，由在下一个解中（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）。<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [单选] <p class="MsoNormal">40、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1">存贮模型分为确定性存贮模型和（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）。<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [单选] <p class="MsoNormal">38、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体">关于线性规划模型的可行域，下面叙述正确的是（ <span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）。<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [多选] <p class="MsoNormal" style="mso-pagination:widow-orphan">2、<span style="mso-bidi-font-size:10.5pt;font-family:黑体;mso-font-kerning:0pt">线性规划解的情形有 <span lang="EN-US">(<span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span>) <o:p></o:p></span></span></p>
- 2022-09-12 [多选] <p class="MsoNormal" style="mso-pagination:widow-orphan">5、<span style="mso-bidi-font-size:10.5pt;font-family:黑体;mso-font-kerning:0pt">编制计划网络图的基本原则包括<span lang="EN-US">(<span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span>) <o:p></o:p></span></span></p>
- 2022-09-12 [多选] <p class="MsoNormal" style="mso-pagination:widow-orphan">7、<span class="GramE"><span style="mso-bidi-font-size:10.5pt;font-family:黑体;mso-font-kerning:0pt">若针对</span></span><span style="mso-bidi-font-size:10.5pt;font-family:黑体;mso-font-kerning:0pt">实际问题建立的线性规划模型的解是无界的，可能的原因是<span lang="EN-US">(<span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span>) <o:p></o:p></span></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">11、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1">在其他费用不变的情况下，随着单位缺货费的增加，最优订货<span class="GramE">批量将</span>相应减少。（ <span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体;color:black;mso-themecolor:text1"> <o:p></o:p></span></p>