[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f1xuVlhe9DW9y-5fCzad1gZatI9AIvrQzVqgC35jV1Os":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2023-10-15 19:19:00",100036073,[8,9,10,11],"public int cal(int x,int y,float z){ }","public int cal(int x,float y,float z){ }","public void cal(int x,int z){}","public void cal(int x,float y,int z){}",{"courseId":13,"courseImg":14,"courseName":15},"f16d19bb2cc38f7f2c0549cb7ed57567","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcd6aa804f56468e1fa7bc4a2057046b9.png","Java程序设计","给定java代码如下所示,在A处新增下列()方法,不是对cal方法的重载() public class Test { public void cal(int x, float y, int z) { } }",[18,29,32,41,50,59,68,77,86,95],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],100036072,[22,23,24,25],"构造方法的名称必须与类名相同","构造方法可以带参数","构造方法不可以重载","构造方法绝对不能有返回值","在Java中,关于构造方法,下列说法错误的是( )","v1",0,{"answer":30,"createTime":5,"id":6,"options":31,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":27,"type":28},[],100036075,[36,37,38,39],"类不一定要显式定义构造方法","构造方法的返回类型是void","构造方法不带任何参数","一个类可以定义多个构造方法","在Java语言中,下面对于构造方法的描述错误的是()",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":27,"type":28},[],100036076,[45,46,47,48],"this关键字是在对象内部指代自身的引用","this关键字可以在类中的任何位置使用","this关键字和类关联,而不是和特定的对象关联","同一个类的不同对象共用一个this","分析选项中关于Java中this关键字的说法正确的是()",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":27,"type":28},[],100036078,[54,55,56,57],"类可以让我们用程序模拟现实世界中的实体","有多少个实体就要创建多少个类","对象的行为和属性被封装在类中,外界通过调用类的方法来获得,但是要知道类的内部是如何实现","可以在没有类的情况下,直接创建对象","关于面向对象的说法正确的是()",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":27,"type":28},[],100036080,[63,64,65,66],"class中的构造方法不可省略","构造方法必须与class同名,但方法不能与class同名","构造方法在一个对象被new时执行","一个class只能定义一个构造方法","下列说法正确的有()",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":27,"type":28},[],100036081,[72,73,74,75],"在现实生活中,对象是指客观世界的实体","程序中的对象就是现实生活中的对象","在程序中,对象是通过一种抽象数据类型来描述的,这种抽象数据类型称为类","在程序中,对象是一组变量和相关方法的集合","以下关于面向对象概念的描述中,不正确的一项是()",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":27,"type":28},[],100036082,[81,82,83,84],"private-default-protected-public","public-default-protected-private","private-protected-default-public","public-protected-default-private","访问修饰符作用范围由大到小是()",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":27,"type":28},[],100036083,[90,91,92,93],"public void method(){}","static void method(){}","abstract void method(){}","void method(){}","若一个无返回值无参数的方法method()能够直接使用类名作为前缀就可以直接调用它,则该方法正确的定义形式为()",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":27,"type":28},[],100036084,[99,100,101,102],"public int x(){…}","public static int x(){…}","public static x(){…}","int x(){…}","下列方法定义中,不正确的是:()"]