多项选择题

A.The code will fail to compile.
B.The constructor in a that takes an int as an argument will never be called as a result of constructing an     object of class b or c.
C.Class c has three constructors.
D.Objects of class b cannot be constructed.
E.At most one of the constructors of each class is called as a result of constructing an object of class c.

相关考题

多项选择题 Which expressions will evaluate to true if preceded by the following code?()   String a = "hello";   String b = new String(a);   String c = a;   char[] d = { ’h’, ’e’, ’l’, ’l’, ’o’ };

单项选择题 What will be the result of attempting to run the following program?()   public class Qaa75 {   public static void main(String args[]) {   String[][][] arr = {   { {}, null },   { { "1", "2" }, { "1", null, "3" } },   {},   { { "1", null } }  };   System.out.println(arr.length + arr[1][2].length);   }   }

多项选择题 Which code fragments will succeed in initializing a two-dimensional array named tab with a size that will cause the expression tab[3][2] to access a valid element?()   CODE FRAGMENT a:  int[][] tab = {  { 0, 0, 0 },  { 0, 0, 0 }  };   CODE FRAGMENT b:  int tab[][] = new int[4][];  for (int i=0; i   CODE FRAGMENT c:  int tab[][] = {  0, 0, 0, 0,  0, 0, 0, 0,  0, 0, 0, 0,  0, 0, 0, 0  };   CODE FRAGMENT d:  int tab[3][2];   CODE FRAGMENT e:  int[] tab[] = { {0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0} };