单项选择题
public class Ball {
public enum Color { RED, GREEN, BLUE };
public void foo() {
// insert code here
{ System.out.println(c); }
}
}
Which code inserted at line 14 causes the foo method to print RED, GREEN, and BLUE?()
A. for( Color c : Color.values())
B. for( Color c = RED; c <= BLUE; c++)
C. for( Color c; c.hasNext() ; c.next())
D. for( Color c = Color[0]; c <= Color[2]; c++)
E. for( Color c = Color.RED; c <= Color.BLUE; c++)
相关考题
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多项选择题
Whichtwocodefragmentscorrectlycreateandinitializeastaticarrayofintelements?()
A. static final int[] a = { 100,200 };
B. static final int[] a; static { a=new int[2]; a[0]=100; a[1]=200; }
C. static final int[] a = new int[2] { 100,200 };
D. static final int[] a; static void init() { a = new int[3]; a[0]=100; a[1]=200; } -
多项选择题
35. String #name = “Jane Doe”; 36. int$age=24; 37. Double_height = 123.5; 38. double~temp = 37.5; Which two are true?()
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
55. int []x= {1, 2,3,4, 5}; 56. int y[] =x; 57. System.out.println(y[2]); Which is true?()
A. Line 57 will print the value 2.
B. Line 57 will print the value 3.
C. Compilation will fail because of an error in line 55.
D. Compilation will fail because of an error in line 56.
