[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fvYCo8vq2v4Dc7LjKM-Q892nO0n5bn1tGKY5bwLZpoHY":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2023-05-23 19:25:39",25953473,[8,9,10,11],"静态方法可以访问静态成员变量,不可以访问实例成员变量","静态方法可以访问静态成员变量,也可以访问实例成员变量","静态方法不可以访问静态成员变量,也不可以访问实例成员变量","实例方法可以访问静态成员变量,不可以访问实例成员变量",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},82,"705281d4ac8dd1f61ed4e9e955d5932b","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F31fffd9b1ab8ed93a1abd0aec5eb6142.jpg","面向对象程序设计","exam_94098394","第三、四章复习(1)","下面关于静态方法和实例方法的描述,正确的是( )",[21,32,41,50,59,68,77,86,95,104],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],25953464,[25,26,27,28],"B.java","A.java","B.class","A.class","对于下面代码,正确的Java源程序文件名是( ). class A { void method1() { System.out.println("Method1 in class A"); } } public class B { void method2() { System.out.println("Method2 in class B"); } public static void main(String[] args) { System.out.println("main() inclass B"); } }","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],25953465,[36,37,38,39],"C x = new B( )","B x = new B( )","B x = new C( )","C x = new C( )","已知类B是类C的父类,则不正确的语句是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],25953466,[45,46,47,48],"包","对象","接口","方法","在Java程序中,( )是最基本的元素",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],25953467,[54,55,56,57],"构造方法不可以进行方法重载","构造方法不返回任何值","构造方法用来初始化该类新对象的成员变量","构造方法具有和类名相同的名称","关于构造方法,下列错误的说法是( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],25953468,[63,64,65,66],"3 4","6","7","8","在Java中,以下程序编译运行后的输出结果为( ). public class Test { int x, y; Test(int x, int y) { this.x = x; this.y = y; } public static void main(String[] args) { Test pt1, pt2; pt1 = new Test(3, 3); pt2 = new Test(4, 4); System.out.print(pt1.x + pt2.x); } }",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],25953469,[72,73,74,75],"super关键字是在子类对象内部指代其父类对象的引用","子类可以通过super关键字调用父类的属性","子类可以通过super关键字调用父类的方法","super关键字不仅可以指代子类的直接父类还可以指代父类的父类","1下列选项中关于Java中,super关键字的说法错误的是( )",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":30,"type":31},[],25953470,[81,82,83,84],"X xo = new X( )","X xo","public X xo=new X( )","X x = new X(12)","已经定义如下类X,( )能够实例化X对象. class X{ int a; }",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":30,"type":31},[],25953471,[90,91,92,93],"public float aMethod(int a, Person b){ return 0;}","public int aMethod(int x,Person y,int x){ return 1;}","public float aMethod(Person y, float x){ return 0; }","private float aMethod(float a, float b, Person c){ return 0; }","定义如下Exam类,以下哪个方法插入①处是不合法的.( ) class Exam { \u002F\u002F插入一个方法 ① public int aMethod(int x, Person y) {\u002F\u002F已经定义Person类 return 1; } }",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":30,"type":31},[],25953472,[99,100,101,102],"public class Test extends Object{ ... }","void class Point{ ... }","final class Operators{ ... }","class Point{ ... }","关于类的定义,错误的是( )",{"answer":105,"createTime":5,"id":6,"options":106,"question":19,"source":30,"type":31},[],[8,9,10,11]]