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javaÈÏÖ¤ÌâÄ¿²»¶® - Java / Java SE

Exhibit :
1. public class test (
2. private static int j = 0;
3.
4. private static boolean methodB(int k) (
5. j += k;
6. return true;
6. )
7.
8. public static void methodA(int i) {
9. boolean b:
10. b = i < 10 | methodB (4);
11. b = i < 10 || methodB (8);
12. }
13.
14. public static void main (String args[] ) (
15. methodA (0);
16. system.out.printIn(j);
17. )
18. )
What is the result?
A. The program prints ¡°0¡±
B. The program prints ¡°4¡±
C. The program prints ¡°8¡±
D. The program prints ¡°12¡±
E. The code does not complete.
´ð°¸: B
ΪʲôÊÇBÎÒ¾õµÄÊÇD
b=i<10|methodB(4)
ÊÇÁ½±ß¶¼ÒªÖ´ÐеÄ
b=i<10||methodB(8)
Õâ¸öËäÈ»ÊǶÌ·ÔËËã·ûµ«£¬0<10ÊÇtrue,»¹ÊÇÒª¼ÆËãmethodB(8)µÄ
ÄÇΪʲôÊÇB??


Which two demonstrate an ¡°is a¡± relationship? (Choose Two)
A. public interface Person { }
public class Employee extends Person { }
B. public interface Shape { }
public class Employee extends Shape { }
C. public interface Color { }
public class Employee extends Color { }
D. public class Species { }
public class Animal (private Species species;)
E. interface Component { }
Class Container implements Component (
Private Component[ ] children;
)
´ð°¸: D, E
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