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ݴWԿWgӭ                ҲmՈΓ̎ >>
>> ԇ} >> ƒ

Կơ04737 C++OӋԇ}

[ڣ2020-01-15]   Դ www.botaohg.cn  ݴWԿ  ߣݴWԿW   x 60 [w С]

 

(1)ddzɆT\ĺԭe`( )

A)Fraction operator+(FractionFraction);

B)Fraction operatorһ(Fraction);

C)Fraction&operator=(Fraction&Fraction);

D)Fraction&operator+=(Fraction&Fraction);

𰸣C

(2)³

int x=3

do{

x-=2;

COU[<<X< p>

}while(!(--X));

@ݔY( )

A)1

B)3 0

C)1—2

D)ѭh

𰸣C

(3)³

|nclude

using namespace std;

int main()

{

int*P;

*P=9

cout<<”The value at p”<< *p;

return 0;

}

g\г򌢳Fr( )

A)grFZe`ɿɈļ

B)\Еrһݔl'lle value at P9

C)\Еrһݔllle value at P*9

D)\Еrпܳe

𰸣D

(4)ifZZʽ飺

ʽlif(<l>)<Z>

ʽ2if(<l>)<Zl>

else<Z2>

PZʽбe`( )

A)<l>ֿһifZif(if(a==0)…)…

B)<Z>ֿһifZif(…)if(…)…

C)<l>ǰ߉݋\!Q<Zl><Z2>λZ书ܲ׃

D)<Z>ֿһѭhZif(…)while(…)…

𰸣A

(5)з̖_c++R( )

A)enum

B)2b

C)f00һ9

D)_32

𰸣D

(6)Pc++f_( )

A)“ǶxһwȲĺ

B)wĺһlZreturnZ

C)˜c++Ҫ{һ֮ǰ•ԭ

D)gķֵͺͅ^ֺIJͬdʽ

𰸣C

(7)\dnjе\xغx( )

A)Ԍ(int)Ĕ¶x“+”\ĺx

B)Ը׃һ\ăȼͲ

C)ֻdc++ѽе\ܶx\

D)C++ѽе\d

𰸣C

(8)P“Ĕ_( )

A)“{ÕrlD

B)“ͨ^PIinlinex

C)“ͨ^g팍F

D)“wĺһlZreturnZ

𰸣C

(9)\dԪ( )

A)=()( )->

B) + - ++ --

C)> < >= <=

D)+= -= *=/=

𰸣A

(10)³

#include

using namespaee std;

int main()

{

void function(double val);

double val

function(val);

eout<<VAL< p>

return 0;

}

void function(double val)

{

val=3;

}

g\@򌢳Fr( )

A)geo\

B)ݔ3

C)ݔ3.0

D)ݔһ_Ĕ

𰸣D

(11)PڳɆTe`()

A)ɆTһǃ“

B)ɆTd

C)ɆTOÅĬJֵ

D)ɆToB

𰸣A

(12)x

class MyClass

{

public

private

______________________________________

int data;

};

ҪMyClassdݔ\“>>”ʹóп“cin>>obj;”ʽ׃MyClass

0bjДɆTdataֵtM̎•Z䑪( )

A)friend istream& operator>>(istream&isMyClass&a);

B)friend istream&operator>>(istream&isMyClass a);

C)istream&operator>>(istream&isMyClass&a);

D)istream&operator>>(istream&isMyClass a);

𰸣A

(13)ڳܱ( )

A)ͨ^ֻ{ijɆT

B)ͨ^ֻ{oBɆT

C)ijɆTdzɆT

D)ͨ^{κβ׃ֵijɆT

𰸣A

(14)x

class AA

{

im a

public

int getRef()const{return&a;}//

int getValue()const{return a;}//

void set(int n)const{a=n;}//

friend void show(AA aa)const{cout<<A;} p <>

};

ĂĶx_()

A)

B)

C)

D)

𰸣B

(15)Pthisָᘵ_()

A)ijɆTthisָ

B)Ԫthisָ

C)κcPĺthisָ

D)ķoBɆTthisָ

𰸣D

(16)P̓f_()

A)̓^еĺ̓

B)̓oBɆT

C)ֻͨ^ָᘻ{̓

D)еijɆT̓

𰸣B

(17)PڻPϵĔ_()

A)ÿֻһֱӻ

B)еijɆTLеκγɆT

C)Ę캯Ę캯w{

D)^лijɆT߀ԶxµijɆT

𰸣D

(18)x

class B

{

publicvoid funl(){}

privatevoid fun2(){}

protectedvoid fun3(){}

};

class Dpublic B

j

protectedvoid fun4(){}

};

objDČtZв`Lƙ޵()

A)obj.funl();

B)obj.fun2();

C)obj.tim3();

D)ohj.fun4();

𰸣A

(19)x

class Foo

{

public

Foo(int v)value(V){}//

Foo(){}//

private

Foo(){}//

int value=0//

};

дZe`()

A)

B)

C)

D)

𰸣D

(20)x

class Point

{

int xx.yy;

public

Point()xx(0)yy(0){}

Point(int xint Y=0)xx(X)YY(Y){}

};

Z

Point a(2)b[3]c[4];

tPointĘ캯{õĴΔ()

A)2

B)3

C)4

D)5

𰸣C

 

Cϑ}

ʹVC++6.0_ļAµԴļ3.cppжxҪвĶxa

(1)xCPointĎЃɂĘ캯ɂ׃xyintȱʡֵ0Ոע1mZ

(2)CRectangleĘ캯opointlpoint2xֵՈע2mZ

(3)CRectangleĺGetAreaÁӋeՈע3mZ

(4)xCRectangleЃɂ˽Ќpointlpoint2PointՈע4mZ

ע⣺ָλZ֮ՈҪĄӳе

ԇ}

#include(iostream.h)

#include<CMATH)< p>

classCPoint

{

public

//********1********

{

x=i

y=j;

}

intGetX()

{

returnX;

}

intGetY()

{

returny;

}

private

intXY;

};

classCRectangle

{

public

//********2********

{

}

intGetArea()

//********3********

intheight=point1.GetY()һpoint2.GetY();

return(width*height)?width*heightһwidth*

height;

}

private

//********4********

CPointpoint2;

};

intmain()

{

CRectanglerect(0011);

cout<<RECT.GETAREA()<<ENDL;< p>

return0;

}

𰸣(1)“CPoint(inti=0intj=O)”

(2)“CRectangle(inttopintleftintrightintbottom)pointl(topleft)point2(rightbottom)”

(3)“intwidth=point1.GetX()-point2.GetX();”

 

 

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