（1）is the Budgeted amount for the work actually completed on
单选
（1）is the Budgeted amount for the work actually completed on the schedule activity or WBS component during a given period.In project time management processes,（2）involves identifying and documenting the relationships between project activities.（3）in not inc1uded in Control Quality input documents.Both TCP and UDP belong to（4）layer of the OSI mode.Cloud computing provides on-demand service to users by using distributed computing and（5）resource management.
