多项选择题
A.Line 35 will not compile.
B.Line 36 will not compile.
C.Line 37 will not compile.
D.Line 38 will not compile.
单项选择题 public class ClassA { public int getValue() { int value=0; boolean setting = true; String title=”Hello”; (value || (setting && title == “Hello”)) { return 1; } (value == 1 & title.equals(”Hello”)) { return 2; } } } And: ClassA a = new ClassA(); a.getValue(); What is the result?()
单项选择题 String[] elements = { “for”, “tea”, “too” }; String first = (elements.length > 0)? elements[0] null; What is the result?()
单项选择题 11. class Cup { } 12. class PoisonCup extends Cup { } 21. public void takeCup(Cup c) { 22. if(c instanceof PoisonCup) { 23. System.out.println(”Inconceivable!”); 24. } else if(c instanceof Cup) { 25. System.out.println(”Dizzying intellect!”); 26. } else { 27. System.exit(0); 28. } 29. } And the execution of the statements: Cup cup = new PoisonCup(); takeCup(cup); What is the output?()