中国古代记载的白天都能看见的“天关客星”,就是什么天象?()
A.红巨星闪耀
B.白矮星坍塌
C.流星划过夜空
D.超新星爆发
A.红巨星闪耀
B.白矮星坍塌
C.流星划过夜空
D.超新星爆发
B.MeshSelect(网格选择)
C.MeshSmooth(光滑网格物体)
D.EditSpline(编辑曲线)
B、Software is a kind of concrete physical entity
C、The faults in a software system come from wearing out
D、Software is something mysterious mastered by some geniuses
B、Business requirements is the easiest task during software life cycle, because no design and coding occur during the phase
C、Hardware wears out. So does software. That is why software needs maintenance
D、The task of requirements workflow is to collect and determine what client really wants
B、Maintenance
C、Regression testing
D、Acceptance testing
B、Client is the individual or organization that wants a product to be developed
C、User is the person or persons on whose behalf the client has commissioned the product and who will utilize the software
D、The client, developer and user cannot be the same person or organization
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