社会必要劳间是在现有的社会正常生产条件下,在社会平均劳动熟练程度和劳动强度下制造某种使用价值所需要的劳动时间,它是以( )
A. 具体劳动为尺度的
B. 简单劳动为尺度的
C. 复杂劳动为尺度的
D. 个别劳动为尺度的
查看答案
Why has it been suggested that it is easier to build and maintain large systems using an Object-oriented approach?
A. Development and management are easier as objects are essentially independent components.
B. Objects are reusable.
C. Structured systems tend to look either at actions (e.g. procedures and functions) or data only, while, in contrast, Object-Oriented techniques consider both.
D. One approach is not necessarily better than another - its a matter of picking horses for courses.
Using the object-oriented approach, the emphasis is on ___________.
A. data primarily
B. actions primarily
C. neither data nor actions
D. data and actions but asynchronously
E. data and actions simultaneously
The advantage of using the Object-oriented approach compared to the Structured approach is ___________.
A. fewer change requests are made during development and maintenance.
B. adaptive and perfective maintainability increased significantly.
C. improvements in usability
D. all of these
UML presents a ____________.
A. methodology
B. method
C. set of techniques
D. notation
微信支付 
支付宝支付