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【单选题】
操作系统中对文件的确切定义应该是______。A.
用户手写的数据
B.
打印在纸上的数据
C.
显示在屏幕上角数据的集台
D.
记录在存储介质的数据的集合
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【简答题】Ravi, like many project 1 , had studied the watell model of software development as the primary software life-cycle 2 . He was all set to use it for an upcoming project, his first assignment. Howe...
【单选题】Ravi, like many project (1) , had studied the waterfall model of software development as the primary software life-cycle (2) . He has all set to use it for an upcoming project, his first assignment. H...
A.
activity
B.
procedure
C.
process
D.
progress
【简答题】Ravi, like many project ,had studied the watell model of softwaredevelopment as the primary software life-cycle . He was all set to use it for an upcoming project, his first assignment. However, Ra...
【单选题】The model for stages of life has changed in the last 40 years because____.
A.
People are more wealthy
B.
People do more exercise and sports
C.
Society has changed
D.
The human brain has changed
E.
Life stages haven’t changed
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