如果Number是整型变量，那么下面语句执行之后，Number=5。 If Number is an integer variable, Number = 5 after the following statement is executed. Number = Length_Of（“Wow!")
如果Number是整型变量，那么下面语句执行之后，Number=5。 If Number is an integer variable, Number = 5 after the following statement is executed. Number = Length_Of（“Wow!")
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下列程序的输出结果是【 】。 includeclass MyClass{public: int number; void set(in 下列程序的输出结果是【 】。include＜iostream. h＞class MyClass{public:int number;void set(int i);};int number=3;void MyClass: :set (int i){number=i;}void main( ){MyClass my1；int number=10;my1.set(5),cout＜＜my1, number＜＜',';my1.set(number);cout＜＜my1.number＜＜',';my1.set(: :number);cout＜＜my1.number＜＜'.';}
阅读以下说明和Java代码，将应填入(n)处的语句写在对应栏内。【说明】进行两个整数之间的比较，由考生通过输入窗口分别输入两个整数，程序比较出结果。例如：先后输入的两个数分别为25和36。比较结果显示：25!=3625＜3625＜=36【Java代码】import javax.swing.JOptionPane;public class Java3{public static void main(String args[]){String (1) // 用户输入第1个字符串secondNumber, // 用户输入第2个字符串result; // 包含输出int number1, // 比较的第1个数number2; // 比较的第2个数// 用户输入的第1个字符串firstNumber =JOptionPane. (2) ("Enter first integer:");//读用户输入的第2个字符串secondNumber =JOptionPane.showlnputDialog("Enter second integer:");将字符串类型转换成整数类型number1= Integer. (3) (firstNumber);number2= Integer.parselnt(secondNumber);result= "":if ((4))result=number1+"=="+number2;if (number1 != number2)result=number1+"!="+number2;if (number1＜number2)result=result+"\n"+number1+"＜"+ number2;if (number1＞number2)result=result+"\n"+number1+"＞"+number2;if (number1＜=number2)result=result+"\n"+number1+"＜="+number2;if (numbed＞=number2)result=result+"\n"+number1+"＞="+number2;//显示结果JOptionPane.(5).(null, result, "Comparison Results",JOptionPane. INFORMATION_MESSAGE);//程序正常退出System.exit(0);}}
阅读下面程序import javax.swing.JOptionPane；public class Comparison{public static void main(String args[]){String firstNumber, //用户输入第1个数据变量second Number, //用户输入第2个数据变量result； //输出结果变量int number1， //用于比较的第1个数number2； //用于比较的第2个数//用户输入第1个数据的字符串firstNumber=JOptionPane. showInputDialog(“输入第1个整数：”)；//用户输入第2个数据的字符串secondNumber=JOptionPane.showlnputDialog(“输入第2个整数：”)；//将字符串转换为整数类型number1=Integer.parseInt(firstNumber)；number2=Integer.parseInt(secondNumber)；//初始化结果变量___________________;//比较两个数据if(number1＝number2)result += number1 +" =" + number2;if(number1 != number2 )result += numberl +" !=" + number2;if( number1 ＜ number2 )result = result + "\n" + numberl +" ＜" + number2;if(number1 ＞ number2 )result = result + "\n" + number1 + "＞" + number2;if( number1 ＜= number2 )result = result + "\n" + number1 +" ＜=" + number2;if (number1 ＞= number2 )result = result + "\n" + number1 + "＞=" + number2;//显示结果JOptionPane.showMessageDialog(null,result," 比较结果",JOptionPane. INFORMATION_MESSAGE);System.exit(0);}}为使程序能正确运行并得到合理的输出结果，初始化结果变量语句(下划线处)应是A．result = ""B．result = nullC．result = number1D．result = number2
阅读下面程序import javax.swing．JOptionPane；public class Comparison {public static void main(String args[]) {String firstNumber， //用户输入第1个数据变量secondNumber， //用户输入第2个数据变量result； //输出结果变量int number1， //用于比较的第1个数number2； //用于比较的第2个数//用户输入第1个数据的字符串firstNuinber=JOptionPane.showInputDialog("输入第1个整数:")；//用户输入第2个数据的字符串secondNumber=JOptionPane.showInputDialog("输入第2个整数:")；//将字符串转换为整数类型number1=Integer.parseInt(firstNumber)；number2=Integer.parseInt(secondNumber)；//初始化结果变量______//比较两个数据if(number1==number2)result+=number1+"=="+number2；if(number1! =number2) result+=number1+"!="+number2；if(number1＜number2) result=result+"\n"+number1+"＜"+number2；if(number1＞number2) result=result+"\n"+number1+"＞"+number2；if(number1＜=number2) result=result+"\n"+number1+"＜="+number2；if(number1＞=number2) result=result+"\n"+number1+"＞="+number2：//显示结果JOptionPane.showMessageDialog(null,result."比较结果"，JOptionPane.INFORMATION_MESSAGE)；System．exit(0)；}}为使程序能正确运行并得到合理的输出结果，初始化结果变量语句(下画线处)应是A．result=" "；B．result=nullC．result=number1D．result=number2
定义如下枚举类型：enum Number{one=l，tow=2，four=4，eight=8}，则下列语句正确的是( )。A．Number num=1；B．Number num=Number(20)；C．Number num=Number(eight|0xFF)；D．枚举类型Number的取值范围是0～15
定义如下枚举类型：enum Number{one=1,two=2,four=4,eight=8)，则下列语句正确的是( )。A．Number num=1；B．Numbernum=Number(20)；C．Number num=Number(eight│OxFF)；D．枚举类型Number的取值范围是0～15
阅读下面程序： import javax.swing.JOptionPane; public class Comparison { public static void main (Stringargs[]){ String firstNumber, //用户输入第1个数据变量 secondNumber, //用户输入第2个数据变量 result; //输出结果变量 mtnumberl, //用于比较的第1个数 number2; //用于比较的第2个数 //用户输入第1个数据的字符串 firstNumber=JOptionPane.showlnputDialog(“输入第1个整数：”) //用户输入第2个数据的字符串 secondNumber=JOptionPane。showlnputDialog(“输入第2个整数：”)； //将字符串转换为整数类型 number1=Integer.parseInt(firstNumber); number2=Integer.parseInt(secondNumber); //初始化结果变量 _________________________; //比较两个数据 if(number1=number2) result+=numberl+"="+number2； if(number1 !=number2) resun+=numberl+"!="+number2； if(number1＜number2) result=result+"\n"+number1+"＜"+nunlber2； if(number1＞number2) result=result+"\n"+numberl+"＞"+number2； if(numberl＜=number2) result二reSUlt+”h1”+numberl+”仁”+number2； if(number1＞=number2) result=result+"\n"+number1+"＞="+number2； //显示结果 JOpdonPane.showMessageDialog(null,rcsult, "比较结果"， JOpdonPane.INFORMATION_MESSAGE; System,exIT(0); } } 为使程序能正确运行并得到合理的输出结果，初始化结果变量语句(下划线处)应是 ( )。A．result=""B．resnlt=nullC．resun=number1D．result=number2
定义如下枚举类型：enum Number{one=1，tow=2，four=4，eight=8}，则下列语句正确的是( )。A．Number num=1；B．Number num=Number(20)；C．Number num=Number(eight|OxFF)；D．枚举类型Number的取值范围是0～15
阅读以下Java代码，填充（1）~（5）的空缺，将解答填入答题纸的对应栏内。 【说明】进行两个整数之间的比较，由考生通过输入窗口分别输入两个整数，程序比较出结果。例如：先后输入的两个数分别为25和36。 比较结果显示： 25!=36 25＜36 25＜=36 【Java代码】 import javax.swing.JOptionPane; public class Java3 { public static void main(String args[]) { String （1） //用户输入第1个字符串 secondNuimber, //用户输入第2个字符串 result; //包含输出结果的字符串 int number1, //比较的第1个数 number2; //比较的第2个数 //读用户输入的第1个字符串 firstNumber= JOptionPane（2）("Enter first integer:"); //读用户输入的第2个字符串 secondNumber= JOpttionPane.showlnputDialog("Enter second integer:"); //将字符串类型转换成整数类型 number1=Integer.（3）(firstNumber); number2=Integer.parselnt(secondNumber); result=""; if(（4）) result=number1+"=="+number2; if(number1!=number2) result=number1+"!=”"+number2; if(number1＜number2) result=result+"\n"+number1+"＜"+number2; if(numbe1＞number2) result=result+"\n"+number1+"＞"+number2; if(number1＜=number2) result=result+"\n"+number1+"＜="+number2; if(number1＞=number2) result=result+"\n"+number1+"＞="+number2; //显示结果 JOptionPane.（5）( null,result,"Comparison Results", JOptionPane.INFORMATION_MESSAGE.; //程序正常退出 System.exit(0); }}
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