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发布时间:2023-12-16 23:02:09

[单项选择]以下程序执行后的输出结果是 ( )。
#include <iostream.h>
class Basel

public:
void fun( ) cout<<"Basel"<<end1;
;
class Base2

public:
void fun( ) cout<<"Base2"<<end1;

class Derived : public Basel,public Base2

;
void main( )

Derived Obj;
Obj.fun( );

A. Basel
B. Base2
C. BaselBase2
D. 程序产生二义性

更多"以下程序执行后的输出结果是 ( )。 #include <iost"的相关试题:

[单项选择]以下程序执行后的输出结果是 ( )。
#include <iostream.h>
class Basel

public:
void fun( ) cout<<"Basel"<<end1;
;
class Base2

public:
void fun( ) cout<<"Base2"<<end1;

class Derived : public Basel,public Base2

;
void main( )

Derived Obj;
Obj.fun( );

A. Basel
B. Base2
C. BaselBase2
D. 程序产生二义性
[填空题]以下程序的输出结果是
#include<iostream.h>
class object
private:
int val;
public:
object( ) ;
object(int i) ;
~object( ) ;;
object: :object( )
val=0;
cout < < "Default constructor for object" < < endl;
object: :object(int i)
val=i;
cout < < "Constructor for object" < < val < < endl;
object: :~object( )
cout < < "Destructor for object" < < val < < endl;
class container private:
object one;
object two;
int data;
public:
container( ) ;
container(int i,int j,int k) ;
~container( ) ;;
container: :container( )
data=0;
cout < < "Default constructor for container" < < endl;
container: :container(int i,int j,int k) :two(i) ,one(j)
data=k;
cout < < "Constructor for container" < < endl;
container: :~container( )
cout < < "Destructor for container" < < endl;
void main( )
[单项选择]下列程序的输出结果是
#include
class Myclass
public:Myclass(int i=0,intj=0)
x=i;
y=j;

void show( ) cout < < "x=" < < x < < " " < "y=" < < y < < end1;
void show( )const cout < < "x=" < < " " < < "y=’ < < y < < end1;
privated:
int x; int y;

void main( )
Myclass my1(3,4);
const my2(7,8);
my1.show( );my2.show( );
A. x=4,y=3;x=7,y=8
B. x=3,y=4;x=7,y=8
C. x=7,y=8;x=4,y=3
D. x=8,y=7;x=7,y=8
[填空题]以下程序的输出结果是 【8】
#include<iostream.h>
class object
private:
int val;
public:
object( );
object(int i);
~object( );;
object::object( )
val=0;
cout<<"Default constructor for object"<<endl; 
object::object(int i)
val=i;
cout<<"Constructor for object"<<val<<endl;
object::~object( )
cout<<"Destructor for object"<<val<<endl;
class container private:
object one;
object two;
int data;
public:
container( );
container(int i,int j,int k);
~container( );;
container::container( )
data=0;
cout<<"Default constructor for container"<<endl;
container::container(int i,int j,int k):two(i),one(j)
data=k;
cout<<"Constructor for container"<<endl;
container::~container( )
cout<<"Destructor for container"<<endl;

[填空题]以下程序的输出结果是 【8】
#include<iostream.h>
class object
private:
int val;
public:
object( );
object(int i);
~object( );;
object∷object( )
val=0;
cout<<"Default constructor for object"<<endl;
object∷object(int i)
val=i;
cout<<"Constmctor for object"<<val<<endl;
object∷~object( )
cout<<"Destructor for object" << val << endl;
class containet private:
object one;
object two;
int data:
public:
containet( );
container(int i,int j,int k);
~container( );;
container∷contalner( )
dara=0;
cout<<"Default constructor for container" <<endl;
container∷container(int i,int j,int k):two(i),one(j)
data=k;
cout<<"Constmctor for container"<<endl;
containet∷~container( )
cout<<"Destmctor for container" <<endl;
void main( )
container
[单项选择]以下程序执行后的输出结果是
#include<iostream>
using namcspace std;
void try(int,int,int,int);
int main( )

int x,y,z,r;
x=1;
y=2;
try(x,y,z,r);
cout<<r<<end1;
return 0;

void try(int x,int y, int z,int r)

z = x+y;
x = x*x;
y = y*y;
r = z+x+y;

A. 18
B. 9
C. 10
D. 不确定
[单项选择]以下程序执行后的输出结果是
#include<iostream>.
using namespace std;
void try(int,int,int,int);
int main( )

int x,y,z,r;
x=1;
y=2;
try(x,y,z,r);
cout<<r<<end1;
return 0;

void try(int x,int y, int z,int r)

z = x+y;
x = x*x;
y = y*y;
r = z+x+y;

A. 18
B. 9
C. 10
D. 不确定
[单项选择]下面程序的输出结果是
#include<iostream.h>
class example

int a;
public:
example(int b) a=b++;
void pnnt( ) a=a+1;cout < < a < <" ";
void print( ) constcout < < a < <" ";
;
void main( )

example x(3) ;
const example y(2) ;
x.print( ) ;
y.print( ) ;

A) 2 2 B) 4 3 C) 4 2 D) 3 2

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