初级程序员填空集考试卷 模拟考试题

1、姓名：_ 班级：_ 学号：_-密-封 -线- 初级程序员填空集考试卷 模拟考试题考试时间：120分钟 考试总分：100分题号一二三四五总分分数遵守考场纪律，维护知识尊严，杜绝违纪行为，确保考试结果公正。1、说明以下程序的功能是计算三角形、矩形和正方形的面积并输出，程序由5个类组成：areatest是主类，类trianlge、rectangle和square分别表示三角形、矩形和正方形，抽象类figure提供了一个计算面积的抽象方法。程序public class areatestpublic static void main(string args )figure figures= new tr

2、iangle (2,3,3) ,new rectangle (5,8) ,new square (5) ;for (int i=0; 1(1)double height;double width;public rectangle(double height, double width)this .height=height;this.width=width;public string tostring （ ）return “rectangle: height= “+height+” , width= “+width+”:”;public double getarea （ ）return(2);

3、class square extends(3)public square(double width)(4);public string tostring （ ）return “square: width= “+width+” : “ ;class triangle extends(5)double la;double lb;double lc;public triangle(double la,double lb, double lc)this.la=la; this.lb=lb; this.lc=lc;public string tostring（ ）return “triangle : s

4、ides= “+la+” , “+lb+” , “ +lc+” : “ ;public double getarea （ ）double s= (la+lb+lc)/2.0;return math. sqrt (s* (s-la) * (s-lb) * (s-lc) ;（ ）2、说明以下程序的功能是计算三角形、矩形和正方形的面积并输出，程序由5个类组成：areatest是主类，类trianlge、rectangle和square分别表示三角形、矩形和正方形，抽象类figure提供了一个计算面积的抽象方法。程序public class areatestpublic static void mai

5、n(string args )figure figures= new triangle (2,3,3) ,new rectangle (5,8) ,new square (5) ;for (int i=0; 1(1)double height;double width;public rectangle(double height, double width)this .height=height;this.width=width;public string tostring （ ）return “rectangle: height= “+height+” , width= “+width+”:

6、”;public double getarea （ ）return(2);class square extends(3)public square(double width)(4);public string tostring （ ）return “square: width= “+width+” : “ ;class triangle extends(5)double la;double lb;double lc;public triangle(double la,double lb, double lc)this.la=la; this.lb=lb; this.lc=lc;public s

7、tring tostring（ ）return “triangle : sides= “+la+” , “+lb+” , “ +lc+” : “ ;public double getarea （ ）double s= (la+lb+lc)/2.0;return math. sqrt (s* (s-la) * (s-lb) * (s-lc) ;（ ）3、说明以下程序的功能是计算三角形、矩形和正方形的面积并输出，程序由5个类组成：areatest是主类，类trianlge、rectangle和square分别表示三角形、矩形和正方形，抽象类figure提供了一个计算面积的抽象方法。程序public

8、 class areatestpublic static void main(string args )figure figures= new triangle (2,3,3) ,new rectangle (5,8) ,new square (5) ;for (int i=0; 1(1)double height;double width;public rectangle(double height, double width)this .height=height;this.width=width;public string tostring （ ）return “rectangle: h

9、eight= “+height+” , width= “+width+”:”;public double getarea （ ）return(2);class square extends(3)public square(double width)(4);public string tostring （ ）return “square: width= “+width+” : “ ;class triangle extends(5)double la;double lb;double lc;public triangle(double la,double lb, double lc)this.l

10、a=la; this.lb=lb; this.lc=lc;public string tostring（ ）return “triangle : sides= “+la+” , “+lb+” , “ +lc+” : “ ;public double getarea （ ）double s= (la+lb+lc)/2.0;return math. sqrt (s* (s-la) * (s-lb) * (s-lc) ;（ ）4、说明以下程序的功能是计算三角形、矩形和正方形的面积并输出，程序由5个类组成：areatest是主类，类trianlge、rectangle和square分别表示三角形、矩形

11、和正方形，抽象类figure提供了一个计算面积的抽象方法。程序public class areatestpublic static void main(string args )figure figures= new triangle (2,3,3) ,new rectangle (5,8) ,new square (5) ;for (int i=0; 1(1)double height;double width;public rectangle(double height, double width)this .height=height;this.width=width;public st

12、ring tostring （ ）return “rectangle: height= “+height+” , width= “+width+”:”;public double getarea （ ）return(2);class square extends(3)public square(double width)(4);public string tostring （ ）return “square: width= “+width+” : “ ;class triangle extends(5)double la;double lb;double lc;public triangle(

13、double la,double lb, double lc)this.la=la; this.lb=lb; this.lc=lc;public string tostring（ ）return “triangle : sides= “+la+” , “+lb+” , “ +lc+” : “ ;public double getarea （ ）double s= (la+lb+lc)/2.0;return math. sqrt (s* (s-la) * (s-lb) * (s-lc) ;（ ）5、说明以下程序的功能是计算三角形、矩形和正方形的面积并输出，程序由5个类组成：areatest是主类

14、，类trianlge、rectangle和square分别表示三角形、矩形和正方形，抽象类figure提供了一个计算面积的抽象方法。程序public class areatestpublic static void main(string args )figure figures= new triangle (2,3,3) ,new rectangle (5,8) ,new square (5) ;for (int i=0; 1(1)double height;double width;public rectangle(double height, double width)this .hei

15、ght=height;this.width=width;public string tostring （ ）return “rectangle: height= “+height+” , width= “+width+”:”;public double getarea （ ）return(2);class square extends(3)public square(double width)(4);public string tostring （ ）return “square: width= “+width+” : “ ;class triangle extends(5)double la;double lb;double lc;public triangle(double la,double lb, do