Compilation fails.
The code runs with no output.
An exception is thrown at runtime.
The code runs, outputing a concatenated list of the arguments passed to the program.
第1题:
public class Alpha{ private static Character() ids; public static void main( String[] args){ ids = new Character[args.length]; for (int i=0; i
第2题:
Which three demonstrate an “is a” relationship?()
第3题:
给出下列代码,如何使成员变量m被方法fun( )直接访问?Class Test{private int m;public static void fun( ){} }
A.将private int m改为protected int m
B.将private int m改为public int m
C.将private int m改为static int m
D.将private int m改为int m
第4题:
Which the two demonstrate an “is a” relationship?()
第5题:
public class X { public X aMethod() { return this;} } public class Y extends X { } Which two methods can be added to the definition of class Y?()
第6题:
Which declaration prevents creating a subclass of an outer class?()
第7题:
public class test ( private static int j = 0; private static boolean methodB(int k) ( j += k; return true; ) public static void methodA(int i) { boolean b: b = i < 10 | methodB (4); b = i < 10 || methodB (8); ) public static void main (String args) } ( methodA (0); system.out.printIn(j); ) ) What is the result?()
第8题:
1. public class Target { 2. private int i = 0; 3. public int addOne() { 4. return ++i; 5. } 6. } And: 1. public class Client { 2. public static void main(String[] args) { 3. System.out.println(new Target().addOne()); 4. } 5. } Which change can you make to Target without affecting Client?()
第9题:
public class OuterClass { private double d1 1.0; //insert code here } You need to insert an inner class declaration at line2. Which two inner class declarations are valid?()
第10题:
Which two demonstrate an “is a” relationship?()