单项选择题
A. Int
B. Byte
C. Long
D. Short
E. Float
F. Double
单项选择题 class super ( public int I = 0; public super (string text) ( I = 1 ) ) public class sub extends super ( public sub (string text) ( i= 2 ) public static void main (straing args[]) ( sub sub = new sub (“Hello”); system.out. PrintIn(sub.i); ) ) What is the result?()
单项选择题 byte [] arry1, array2[]; byte array3 [][]; byte[][] array4; If each array has been initialized, which statement will cause a compiler error?()
单项选择题 Whichdeclarationpreventscreatingasubclassofanouterclass?()