单选题An example of class "A" fire is a/an （）.A electrical fire in the engine roomB oil fire in the engine room bilgesC oil fire involving a grade A petroleum productD mattress fire in a stateroom

如下两个源程序文件，分别编译后，运行Example.class文件，运行结果为______。

AB.java文件代码如下；

package test；

public class AB

{

int a=60；

public void show()

{

System.out.println(”a=”+a)；

}

Example.java文件代码如下：

import test.AB；

class Example

{

public static void main(String args[])

{

AB bj=new AB()；

obj.show()；

}

}

The class of fire on which a blanketing effect is essential to extinguish the fire is

A.Class 'A'

B.Class 'B'

C.Class 'C'

D.Class 'D'

下面程序运行后输出的结果是【 】。

include ＜iostream＞

using namespace std;

class example{

const int m;

public:

example(int i):m(i){}

void pr(){cout＜＜"m="＜＜m＜＜endl'}

};

int main(){

example x(100);

x.pr();

return 0;

}

All portable fire extinguishers must be capable of being ______.

A.carried by hand to a fire

B.carried or rolled to a fire

C.recharged in the field

D.used on class “B” fire

A fire in a pile of dunnage would be classified as a _____.

A.class A

B.class B

C.class C

D.class D

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( ) const{cout ＜ ＜ 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

what is your position (station ) in the muster lists ,for example ,during the fire fighting ,abandon vessel ,oil pollution prevention etc ?

A.<jsp：useBeanid=’pageBean’type=’com.example.MyBean’/>

B.<jsp：useBeanid=’pageBean’class=’com.example.MyBean’/>

C.<jsp：makeBeanid=’pageBean’type=’com.example.MyBean’/>

D.<jsp：makeBeanid=’pageBean’class=’com.example.MyBean’/>

A fire involving trash and paper waste would be classified as a ______.

A.class A

B.class B

C.class C

D.class D