A.將事件源向事件處理器注冊 B.將事件處理器向事件源注冊 C.將事件處理器向事件注冊 D.將事件向事件處理器注冊
A.java.awt B.java.awt.event C.javax.swing D.javax.swing.event
1. class Passer2 { 2. //insert code here 3. static int bigState = 42; 4. public static void main(String [] args) { 5. bigState = p2.go(bigState); 6. System.out.print(bigState); 7. } 8. int go(int x) { 9. return ++x; 10. } 11. } 和4段代碼片段: static Passer2 p2 = new Passer2(); final static Passer2 p2 = new Passer2(); private static Passer2 p2 = new Passer2(); final private static Passer2 p2 = new Passer2(); 有多少行分別插入到第2行,可以編譯?()
A.0 B.1 C.3 D.4