[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f9fbeTrol1ZfaTTnt5p0JIeL3ovLeItJlZ1XtJ_LKhCM":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":17,"related":18,"source":24,"type":25},[],"2024-05-30 22:53:30",147460943,[8,9],"True","False",{"count":11,"courseId":12,"courseImg":13,"courseName":14,"workId":15,"workName":16},20,"d599e2dab14ef30e5d8817900cd2b9c7","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F48eba3395437dd881b1b9275a0ad1028.png","管理决策-2023金课建设-线上","b56a08283e9f4be68064ea0737a6ccfd","ch04 线性规划在管理领域的应用单元测验","Portfolio selection problems should acknowledge both risk and return",[19,26,29,34,39,44,49,54,59,64],{"answer":20,"createTime":5,"id":21,"options":22,"question":23,"source":24,"type":25},[],147460942,[8,9],"Media selection problems can maximize exposure quality and use number of customers reached as a constraint, or maximize the number of customers reached and use exposure quality as a constraint","v1",0,{"answer":27,"createTime":5,"id":6,"options":28,"question":17,"source":24,"type":25},[],[8,9],{"answer":30,"createTime":5,"id":31,"options":32,"question":33,"source":24,"type":25},[],147460944,[8,9],"Production constraints frequently take the form:beginning inventory + sales − production = ending inventory",{"answer":35,"createTime":5,"id":36,"options":37,"question":38,"source":24,"type":25},[],147460945,[8,9],"If a real-world problem is correctly formulated, it is not possible to have alternative optimal solutions",{"answer":40,"createTime":5,"id":41,"options":42,"question":43,"source":24,"type":25},[],147460946,[8,9],"A company makes two products from steel; one requires 2 tons of steel and the other requires 3 tons. There are 100 tons of steel available daily. A constraint on daily production could be written as: 2x1 + 3x2 ≤ 100",{"answer":45,"createTime":5,"id":46,"options":47,"question":48,"source":24,"type":25},[],147460947,[8,9],"Using minutes as the unit of measurement on the left-hand side of a constraint and using hours on the right-hand side is acceptable since both are a measure of time",{"answer":50,"createTime":5,"id":51,"options":52,"question":53,"source":24,"type":25},[],147460948,[8,9],"Compared to the problems in the textbook, real-world problems generally require more variables and constraints",{"answer":55,"createTime":5,"id":56,"options":57,"question":58,"source":24,"type":25},[],147460949,[8,9],"For the multiperiod production scheduling problem in the textbook, period n−1's ending inventory variable was also used as period n's beginning inventory variable",{"answer":60,"createTime":5,"id":61,"options":62,"question":63,"source":24,"type":25},[],147460950,[8,9],"A company makes two products, A and B. A sells for $100 and B sells for $90. The variable production costs are $30 per unit for A and $25 for B. The company's objective could be written as: MAX 190x1 − 55x2",{"answer":65,"createTime":5,"id":66,"options":67,"question":68,"source":24,"type":25},[],147460951,[8,9],"The primary limitation of linear programming's applicability is the requirement that all decision variables be nonnegative"]