10. interface Foo { 11. int bar(); 12. } 13. 14. public class Beta { 15. 16. class A implements Foo { 17. public int bar() { return 1; } 18. } 19. 20. public int fubar( Foo foo) { return foo.bar(); } 21. 22. public void testFoo() { 23. 24. class A implements Foo { 25. public int bar() { return 2; } 26. } 27. 28. System.out.println( fubar( new A())); 29. } 30. 31. public static void main( String[] argv) { 32. new Beta().testFoo(); 33. } 34. } Which three statements are true?()
The ship grounded in the channel while()the Second Bar.
This bar chart shows how many times a class of children hit a target with a set of ten beanbags. How many children hit the target fewer than 7 times?
Moving-Bar Technique指的是( )。
()lashing bar needs renewing.
foo and bar are public references available to many other threads. foo refers to a Thread and bar is an Object. The thread foo is currently executing bar.wait(). From another thread, which statement is the most reliable way to ensue that foo will stop executing wait()?
The purpose of the stripping bar on an anchor windlass is to().
The Flinders bar on a magnetic compass compensates for the().
This bar chart shows the heights of a class of pupils.
Which statement must be true?
Height (cm)
英译中:Bar code scanner