哪些相关work units（工时单位）描述是错的？（）A、操作文本和work units让客户，车间及戴姆勒股份公司沟通更容易B、Work units仅满足保修工作的需要C、一个work units对应到5分钟；12个work units是1小时D、Work units历来细分为基本时间和津贴补偿时间E、领取到维修工单和车辆移动不包括在work units中

115 Typical characteristics of a work package include:

A. Representation of units of work at a level where work is performed

B. Clearly distinguishes one work package from all others assigned to a single functional group C. Limits the work to be performed to relatively short periods of time

D. All of the above

E. A and B only

● Typical characteristics of a work package include:

A Representation of units of work at a level where work is performed

B Clearly distinguishes one work package from all others assigned to a single functional group

C Limits the work to be performed to relatively short periods of time

D All of the above

E A and B only

Work packages are used to:

A . Represent units of work at a level where work is performed.

B . Clearly distinguish one work package from all others assigned to a single functional group.

C . Limit the work to be performed to relatively short periods of time.

D . All of the above.

E . A and B only

Which of the following element(s) should be taken into account in the preparation of the "Cargo Securing Manual"?

A.Duration of the voyage

B.Types of cargo units and vehicles to be carried

C.Weight of cargo units and vehicles

D.All of the above

Estimating schedule activity costs involves developing an(4)of the cost of the resources needed to complete each schedule activity. Cost estimating includes identifying and considering various costing alternatives. For example, in mostapplication areas, additional work during a design phase is widely held to have the potential for reducing the cost of the execution phase and product operations. The cost estimating process considers whether the expected savings can offset the cost of the additional design work. Cost estmates are generally expressed in units of(5)to facilitate comparisions both within and across projects. The(6)describes important information about project requirement that is considered during cost estimating.

A．accuracy

B．approxination

C．specification

D．summary

148 Work packages are used to:

A. Represent units of work at a level where work is performed.

B. Clearly distinguish one work package from all others assigned to a single functional group.

C. Limit the work to be performed to relatively short periods of time.

D. All of the above.

E. A and B only

A.Logical units are used only when a Layer 2 identifier is present such as a VLAN

B.A logical unit of 0 is required when using a frame-relay DLCI

C.A logical unit is always required

D.Logical units are not required unless ATM or 802.1Q VLAN tagging is configured.

Typical characteristics of a work package include:

ARepresentation of units of work at a level where work is performed

BClearly distinguishes one work package from all others assigned to a single functional group

CLimits the work to be performed to relatively short periods of time

DAll of the above

EA and B only

[A] bodies [B] parties [C] sides [D] units