软件工程学有两个明显的特点:一是强调规范化,二是 【11】 。
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According to the author, wisdom still grows even when ______and makes up ______.
The push for excellence is powerful all the way through to higher education.
设关系模式R(A,B,C,D,E),Rdz的函数依赖集F=A→B,C→D,D→E,则R的候选键是 【7】 。
阅读下面代码: import java.awt.*; public class Exam11_1 { private Frame f; private Button bl,b2,b3,b4; public static void main(String args[] { Exam11_1 that = new Exam11_1 (); that. go(); } public void go () { ______; f.setLayout(new FlowLayout());; bl = new Button ("Button 1"); b2 = new Button ("Button 2"); b3 = new Button ("Button 3"); b4 = new Button ("Button 4"); f.add(b1); f.add(b2); f.add(b3); f.add(b4); f.pack(); f.setVisible(true); } } 请在程序中画线处填写正确的语句 【13】 ,以便编译运行程序后得到正确的结果。