A.He began to use chemicals.B.He preserved food with sugar.C.He sealed food in jars.D.
A. He began to use chemicals.
B. He preserved food with sugar.
C. He sealed food in jars.
D. He kept food in cans.
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When you install a new device in a computer,you have to add the correct device______to the
A. application
B. software
C. driver
D. files
In the system development process,modularity is a very well-established principle used in
A. design
B. analysis
C. implementation
D. testing
A.端点B.中间点C.先进先出D.后进先出
A. 端点
B. 中间点
C. 先进先出
D. 后进先出
软件测试一般分四个阶段,通常(51)是在代码编写阶段可以进行的测试。为了提高测试效率,应该(52)。
(71)
A. 单元测试
B. 组装测试
C. 系统测试
D. 确认测试