更多"根据下列程序的执行结果,可以断定划线部分的修饰符应为 【14】 。
"的相关试题:
[填空题]根据下列程序的执行结果,可以断定划线部分的修饰符应为 【14】 。
执行结果:
i9a football is created.
a football is created.
i=10
a football is destroyed.
a football is created.
i=20
a football is destroyed.
a football is destroyed.
源程序:
# inelude<iostream. h>
class Footballpublic:
Football( ) cout<<"a football is created. "<<end1;
~Football( ) cout<<"a football is destroyed. "<<end1;
;
void func(int i) ______ Football f1;
Football f2;
cout<<"i= "<<i<<end1;void main( ) func(10);
func(20);
[填空题]根据下列程序的执行结果,可以断定划线部分的修饰符应为______。执行结果:
i9a football is created.
a football is created.
i=10
a football is destroyed.
a football is created.
i=20
a football is destroyed.
a football is destroyed.
源程序:
#include<iostream.h>
class Football
public:
Football( )cout<<"a football is created."<<endl;
~Football( )tout<<"a football is destroyed."<<endl;
;
void func(int i)
______Football f1;
Football f2;
cout<<"i="<<i<<endl;
void main( )
func(10);
func(20);
[填空题]分支结构在程序执行时,根据()选择执行不同的程序语句。
[单项选择]下列程序执行结果是
#include <iostream.h>
class A
public:
int a;
A( ):a(10)cout<<a<<endl;
;
void main( )
A obj1;
A obj2(obj1);
cout<<" "<<obj2.a<<endl;
A. 10 10
B. 编译错误缺少拷贝构造函数
C. 10随机数
D. 随机数随机数
[填空题]在下面程序的横线处填上适当的语句,使该程序执行结果为10。
#include <iostream>
using namespace std;
class MyClass
{
public:
MyClasS(int A)
{
X=a;
}
【13】 //取x的值
private:
int x;
};
int main( )
{
MyClass my(10);
cout<<my.GetNum( )<<end1;
return 0;
}
[填空题]在下面程序的横线处填上适当的语句,使该程序执行结果为10。
#include <iostream>
using namespace std;
class MyClass
public:
MyClasS(int A)
X=a;
【13】 //取x的值
private:
int x;
;
int main( )
MyClass my(10);
cout<<my.GetNum( )<<end1;
return 0;
[填空题]请阅读下列程序代码,然后将程序的执行结果补充完整。
程序代码:
public class throwsExcepfion{
static void Proc(int se1)
throws ArithmeticException,ArraylndexOutOfBoundsException {
System.out.println("in Situation"+se1);
if(se1==0){
System.out.println("no Exception caught");
return;
}else if(se1==1){
int iArray[]=new int[4];
iArray [1]=3;
}
}
public static void main(String args[])[
try{
Proc(0);
Proc(1);
} catch(ArraylndexOutOfBoundsException e) {
System.out.println("Catch"+e);
}finally{
System.out.println("in Proc finally");
}
}
}
执行结果:
In Situation( )
no ExcepbOn cauSht
【14】
in Proc findly
[单项选择]以下程序执行结果是 ( )。 #include <iostream.h> class Base { public virtual void fun( ) { cout<<"B"; } }; class Derived { public: Derived( ) { cout<<"D"; } virtual void fun( ){ Base::fun( ); cout<<"C"; } } int main ( ) { Base *ptr; Derived obj; ptr=&obj; p->fun ( ); return 0; }
A. DBC
B. DCB
C. BDC
D. CBD
[填空题]在下面程序横线处填上适当内容,以使该程序执行结果为4.4。
#include<iostream>
using namespace std;
template<typename T>
T average(T*datA)
T s=0;
int i:0;
while(data[i])
【12】 ;
return s/(i+1);
int main( )
double x[]=2.5,4.5,6.5,5,0.0,12.5,23.3,18.5;
cout<<average(X);
return 0;
[填空题]请阅读下列程序代码,然后将程序的执行结果补充完整。
程序代码:
public class throwsExcepfion
static void Proc(int se1)
throws ArithmeticException,ArraylndexOutOfBoundsException
System.out.println("in Situation"+se1);
if(se1==0)
System.out.println("no Exception caught");
return;
else if(se1==1)
int iArray[]=new int[4];
iArray [1]=3;
public static void main(String args[])[
try
Proc(0);
Proc(1);
catch(ArraylndexOutOfBoundsException e)
System.out.println("Catch"+e);
finally
System.out.println("in Proc finally");
执行结果:
In Situation( )
no ExcepbOn cauSht
【14】
in Proc findly
[填空题]请阅读下列程序代码,然后将程序的执行结果补充完整。
程序代码:
public class throwsException
static void Proc(int sel)
throws ArithmeticException,ArrayIndexOutOfBoundsException
System.out.println("In Situation"+sel);
if(sel==0)
System.out.println(’no Exception caught");
return;
else if(sel==1)
int iArray[]=new int[4];
iArray[1]=3;
public static void main(String args[])
try
Proc(0);
Proc(1);
catch(ArrayIndexOutOfBoundsException e)
System.out.println("Catch"+e);
finally
System.out.println("in Proc finally");
执行结果:
In Situation 0
no Exception caught
【14】
in Proc finally
[填空题]请阅读下列程序代码,然后将程序的执行结果补充完整。
程序代码:
public class throwsException
static void Proc(int sel)
throws ArithmeticException, ArrayIndexOutOfBoundsException
System.out.println("In Situation"+sel);
if(sel==0)
System.out.println("no Exception caught");
return;
else if(sel==1)
int iArray[]=new int[4];
iArray[1]=3;
public static void main(String args[])
try
Proc(0);
Proc(1);
catch (ArrayIndexOutOfBoundsException e)
System.out.println("Catch"+e);
finally
System.out.println("in Proc finally");
执行结果
In Situation 0
no Exception caught
【14】
in Proc finally