【简答题】(针对学习数据库)统计计算机系的平均年龄、最高年龄 (符号用英文、字母用小写、不用空格) select avg(_________), ________(年龄) from 学生 where 所在系='计算机'
【简答题】Annual membership is the best _______ (报价) .
【判断题】现实可能性是指现实中虽有一定根据,但根据尚未充分展开的可能性。
【判断题】由于企业处于多变的环境中,决策者不可能对与决策的信息全部掌握,也不可能对未来的外部环境及内部条件准确预测,因此决策者不可能作出 “最优化”的决策,亦即产生了决策的相对最优化原则。
【单选题】What is the annual subscription fee for gold membership?
【单选题】One of Sara's New Year's resolutions was to exercise more, so she bought an annual membership to the local gym that allows unlimited visits with no additional cost per visit. Unfortunately, the gym is...
A.
continue using the gym for the year since she has already paid for the membership.
B.
join another gym only if a membership is cheaper at the new gym.
C.
join another gym only if she can get a refund on her current membership.
【判断题】由于企业处于多变的环境中,决策者不可能将与决策有关的信息全部掌握,也不可能对未来的外部环境及内部条件准确预测,因此决策者不可能做出“最优化”的决策,也即产生了决策的相对最优化原则。