class Test4 { public static void main(String [] args) { boolean x = true; boolean y = false; short z = 42; if((z++ = = 42) && (y = true)) z++; if((x = false) || (++z = = 45)) z++; System.out.println("z = " + z); } } 结果为:()
第1题:
A.ConfigureaWorkManagerforpremiumuserswithaMinimumThreadConstraint.
B.ConfigureaWorkManagerforpremiumuserswithahigherfair-share-request-class.
C.ConfigureaWorkManagerforpremiumuserswithahigherresponse-time-request-class.
D.ConfigureaWorkManagergeneraluserswithaMaximumThreadConstraint.
E.ConfigureaWorkManagerforpremiumuserswithacustomrequest-class.
第2题:
下面程序输出的结果为 #include"iostream.h" class A { public: A(){cout<<"CLASSA"<<endl;} ~A() {} }; class B:public A { public: B(){cout<<"CLASSB"<<endl;} ~B() {} }; void main() { A * p; p=new B; B *q; q=new B; }
A.CLASS A CLASS B
B.CLASS A CLASS B CLASS B
C.CLASS A CLASS B CLASS A CLASS B
D.CLASS A CLASS B CLASS B CLASS B
第3题:
阅读下面程序
public class Test4{
public static void main(String args[]){
int i=10,j=3;
float m=213.5f,n=4.0f;
System.out.printin(i%j);
S ystem.out.println(m%n);
}
}
程序运行的结果是
A)1.0 和 1.5
B)1 和 1.5
C)1.0 和 2.5
D)1 和 2.5
第4题:
下面程序输出的结果为( )。 #inClUde”iostream.h” Class A {public: A(){cout<<“CLASS A”<<endl;} ~A()<)}; class B:public A {public: B(){cout<<”CLASSB”<<endl;} ~B(){}}; void main() {A*p; p=new B; B *q; q=new B;}
A.CLASS A CLASS B
B.CLASS A CLASS B CLASS B
C.CLASS A ClASS B
D.CLASS A CLASS B CLASS A CLASS B CLASS B CLASS B
第5题:
下列代码的执行结果是( )。 public class test4{ public smile void main(string args[]){ int a=4,b=6,c=8; String s="abc"; Sy stem.out.println(a+b+s+e); System.out.pfinfin(); } }
A.ababcc
B.464688
C.46abc8
D.10abc8
第6题:
已知有下面的类说明: public class Test4 { private float f=1.0f; int m=12; static int n=1; public static void main(String args[]) { Test4 e=new Test4(); } } 在main()方法中,下面哪个的使用是正确的? ( )
A.e.f
B.this.n
C.Test4.m
D.Test4.f
第7题:
下面程序输出的结果为
#include"iostream.h"
class A
{
public:
A( ){cout<<"CLASS A"<<endl;}
~A( ){}
};
class B:public A
{
public:
B( ){cout<<"CLASS B"<<endl;}
~B( ){}
};
void main( )
{
A*p;
p=new B;
B *q;
q=new B;
}
A.CLASS A CLASS B
B.CLASS A CLASS B CLASS B
C.CLASS A CLASS B CLASS A CLASS B
D.CLASS A CLASS B CLASS B CLASS B
第8题:
A.public class MinMax<?> {
B.public class MinMax<? extends Number> {
C.public class MinMax<N extends Object> {
D.public class MinMax<N extends Number> {
E.public class MinMax<? extends Object> {
F.public class MinMax<N extends Integer> {
第9题:
下面程序输出的结果为 #include"iostream.h” class A { public: A(){cout<<"CLASSA"<<endl;} ~A() {} }; class B:public A { public: B(){cout<<"CLASS B"<<endl;} ~B(){} }; void main() { A*p; p=new B;
A.CLASS A CLASS B CLASS B CLASS B
B.CLASS A CLASS B CLASS A CLASS B
C.CLASS A CLASS B CLASS B
D.CLASS A CLASS B
第10题:
对于下面( )类定义,可以通过“newJ_Class()”生成类J_Class的实例对象。
A、publicclassJ_Class{
publicJ_Class(void){}
}
B、publicclassJ_Class{}
C、publicclassJ_Class{
publicJ_Class(Strings){}
}
D、publicclassJ_Class{
publicvoidJ_Class(){}
publicJ_Class(Strings){}