更多"下面程序段的输出结果为 public class Test "的相关试题:
[单项选择]下面程序段的输出结果为
public class Test
int a,b;
Test( )
a=100;
b=200;
Test(int x,int y)
a=x;
b=y;
public static void main(String args[])
Test Obj1=new Test(12,45);
System.out.println(”a=”+Obj 1.a+” b=”+Obj 1.b);
Test Obj2=new Test( );
System.out.println(”a=”+Obj 2.a+” b=”+Obj 2.b);
A. a=100 b=200
B. a=12 b=45
C. a=12 b=200
D. a=100 b=45
[单项选择]下面程序段的输出结果为
public class Test
int a, b;
Test( )
a=100;
b=200;
Test(int x,int y)
a=x;
b=y;
public static void main(String args[])
Test Obj1=new Test(12,45);
System.out.println("a=+Obj1.a+" b="+Obj1.B) ;
Test Obj2=new Test( );
System.out.println("="+Obj2.a+" b="+Obj2.B) ;
A. a=100 b=200
B. a=12 b=45
C. a=12 b=200
D. a=100 b=45
[单项选择]下面程序段的输出结果是
public class Test
public static void main(Stringargs[])
int x,y;
x=(int)Math.sqrt(5)/2+(int)Math.random( )*5/2;
y=(int)Math.sqrt(3)/2+(ht)Math.random( )*3/2;
if(x>y)
System.out.println(”x>y”);
else if(x=y)
System.out.println(”x=y”);
else
System.out.Println(”x<y”);
A. x>y
B. x=y
C. x<y
D. 编译错误
[单项选择]下面程序段的输出结果为
public class Test
public static void main(String args[])
boolean a,b,c;
a=(3<5);
b=(a==true);
System.out.printin( "a="+a+"b="+b) ;
c-(b==false);
System.out.println(b="+b+"e="+c) ;
A. a=true b=false
B. a=true b=false
C. a=true b=true
D. a=false b=false
[单项选择]下面程序段的输出结果为
public class Test
public static void main(String args[])
boolean a,b,c;
a=(3<5);
b=(a==true);
System.out.println("a="+a+"b="+b);
c=(b==false);
System.out.println("b="+b+"c="+c);
A. a=true b=false
B. a=true b=false
C. a=true b=true
D. a=false b=false
[单项选择]下面程序段的输出结果是
public class Test
public static void main(String args[])
int n=5,sum=O;
while(n>0)
sum+=n;
--n;
System.out.println("sum is "+Sum);
A. sum is 14
B. sum is 15
C. sum is 10
D. sum is 5
[单项选择]下面程序段的输出结果是
public class Test
public static void main(String args[])
int n=5,sum=0;
while(n>0)
sum+=n;
--n;
System.out.println("sum is"+sum);
A. sum is 14
B. sum is 15
C. sum is 10
D. sum is 5
[单项选择]下列程序段的输出结果是______。 public class Test{ int a,b; Test( ){ a=100; b=200; } Test(int x,int y){ a=X; b=y; } public static void main(String args[ ]){ Test Obj1=new Test(12,45); System.out.println("a="+Obj1.a+"b="+Obj1.B); Test Obj2=new Test( ); System.out.println("a="+Obj1.a+"b="+Obj1.B); } }
A. a=100 b=200 a=12 b=45
B. a=12 b=45 a=100 b=200
C. a=12 b=200 a=100 b=45
D. a=100 b=45 a=12 b=200
[单项选择]下面程序段的输出结果为 public class Test { public static void main(String args[]) { boolean a,b,c; a=(3<5); b=(a==true); System.out.println(”a=”+a+”b=+b) ; c=(b==false); System.out.printhln(”b=”+b+”c=”+c) ; } }
A. a=true b=false b=true c=false
B. a=true b=false b=true c=true
C. a=true b=true b=tree c=false
D. a=false b=false b=tree c=false
[单项选择]下面程序段的输出结果为______。
public class Test
int a, b;
Test( )
a=100;
b=200;
Test(int x, int y)
a=X;
b=y;
public static void main(String args[])
Test Obj1=new Test(12,45);
System. out. println("a="+Obj1. a+"b="+Objl. b);
Test Obj2=new Test( );
System. out. println("a="+Obj2. a+"b="+Obj2. b);
A. a=100 b=200
B. a=12 b=45
C. a=12 b=200
D. a=100 b=45
[单项选择]下面程序段的输出结果是 public class Test{ public static void main(String args[]){ int a,b; for(a=1, b=1; a<=100; a++){ if(b>=10)break; if (b%2==1){ b+=2; continue; } } System.out.println(a); } }
A. 5
B. 6
C. 7
D. 101