单选

 ● 某公司打算经销一种商品,进价为 450 元/件,售价 500 元/件。若进货商品一周内售不完,则每件损失 50 元。假定根据已往统计资料估计,每周最多销售 4件,并且每周需求量分别为 0、1、2、3 和 4 件的统计概率与统计概率之间的关系如下表所示:

则公司每周进货(66)件可使利润最高。

(66)

  • A.1          
  • B.2       
  • C.3           
  • D.4 
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  ● Project schedule management is made up of six management processes including: activity definition, activity sequencing, ( 71) , and schedule control by order.

(71)

  • A.activity duration estimating, schedule developing, activity resource estimating
  • B . activity resource estimating, activity duration estimating, schedule       development
  • C.schedule developing, activity resource estimating, activity duration estimating
  • D.activity resource estimating, schedule developing, activity duration estimating

   ● Changes may be requested by any stakeholder involved with the project, but changes can be authorized only by (73).

(73)

  • A.executive IT manager       
  • B.project manger
  • C.change control board        
  • D.project sponsor 
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