public class ArrayTest { public static void main(String[] args) { float fl[], f2[]; fl = new float[10]; f2 = f1; System.out.println(“f2[0]= “ + f2[0]); } } What is the result?()
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1. public class ArrayTest { 2. public static void main (String[]args) { 3. float f1[], f2[]; 4. f1 = new float [10]; 5. f2 = f1; 6. System.out.printIn (“f2[0]=” + f2[0]); 7. } 8. } What is the result?()
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public class SomeException { } Class a: public class a { public void doSomething() { } } Class b: public class b extends a { public void doSomething() throws SomeException { } } Which is true about the two classes?()
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package geometry; public class Hypotenuse { public InnerTriangle it = new InnerTriangle(); class InnerTriangle { public int base; public int height; } } Which is true about the class of an object that can reference the variable base? ()
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Given:10. interface Data { public void load(); }11. abstract class Info { public abstract void load(); }Which class correctly uses the Data interface and Info class?()()
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public class Plant { private String name; public Plant(String name) { this.name = name; } public String getName() { return name; } } public class Tree extends Plant { public void growFruit() { } public void dropLeaves() { } } Which is true?()
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public class Parent{ public void change(int x){} } public class Child extends Parent{ //覆盖父类change方法 } 下列哪个声明是正确的覆盖了父类的change方法?()
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Given: 10.interface Data { public void load(); } 11.abstract class Info { public abstract void load(); } Which class correctly uses the Data interface and Info class?()
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package foo; public class Outer { public static class Inner { } } Which statement is true?()
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package foo; public class Outer ( public static class Inner ( ) ) Which statement is true?()
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interface Data { public void load(); } abstract class Info { public abstract void load(); } Which class correctly uses the Data interface and Info class?()
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public class Parent{ public void change(int x){} } public class Child extends Parent{ //覆盖父类change方法 } 下列哪个声明是正确的覆盖了父类的change方法?()
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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?()
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现有 public class Parentt public void change (int x){) ) public class Child extends Parent{ //覆盖父类change方法 } 下列哪个声明是正确的覆盖了父类的change方法?()
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public class ArrayTest { public static void main (Stringargs) { float f1, f2; f1 = new float [10]; f2 = f1; System.out.printIn (“f2[0]=” + f2[0]); } } What is the result?()
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已知:class A{public:int a;int b();int f();int f(int);int g();};class B{public:char f();int g();private:int a;int b();};class C:public A,public B{};设有:C *pc;则:
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已知定义public class Employee public class Manager extends Employee public class Contr已知定义public class Employee public class Manager extends Employee public class Contractor extends Employee Employee e=new Employee()
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对于类定义:class A{public:virtual void func1(){}void func2(){}};class B:public A{public:
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下面程序段的输出结果为package test;public class Class A{ int x=20; static int y=6; public
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14、关于以下C代码的说法正确的是 public abstract class Animal { public abstract void Eat(); } public class Tiger : Animal { public override void Eat() { Console.WriteLine("老虎吃..."); } } public class Tigress : Tiger { static void Main() { Tigress tiger = new Tigress(); tiger.Eat(); } }
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代码三: public class Test03 { public static void main(); } }
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以下程序的执行结果是()class Guy {public Guy(){System.out.print(“111,”);}}class Cowboy extends Guy {public Cowboy(){System.out.print(“222,”);}}class Wrangler extends Cowbo
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代码四: public class Test04 { public static void main(); n--; } } }
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某 Java源文件代码如下: public class A { int a; } class B { int b; } class C { public static void main()
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3、下面程序段中,说法正确的是() class location{ public : int GetX(); }; class rectangle:private location { public: int GetW(); };
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