更多"下面程序段的输出结果是 【7】 。 For X=1.5 To 5 S"的相关试题:
[填空题]下面程序段的输出结果是 【7】 。
For X=1.5 To 5 Step 1.5
Print X;
Next X
[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是( )。
publiCClaSsTest
publicstatic voidmain(SthngarSs[])
inta,b;
for(a=1,b=1;a<(z100;a++)
if(b>=10)break;
if(b%2=1)
b+=2;
continUe;
System.out.println(a);
A. 5
B. 6
C. 7
D. 101
[单项选择]下面程序段的输出结果是( )
classTest
publicstaticvoidmain(Stringargs[])
MyThreadt=newMyThread( );
t.displayOutput("thasbeencreateD");
t.start( );
ClassMyThreadextendsThread
publicvoiddisplayOutput(Strings)
System.out.println(S);
publicvoidrun( )
displayOutput("tiSrunning.");
A. thasbeencreated.
B. thasbeencreated.
C. tiSrunning.
D. 编译出错
[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=new int[11];
int[] p=new int [4];
int k=5;
for(int i=1;i<=10;i++)
a[i]=i;
for(int i=1;i<=3;i++)
p[i]=a[i*i];
for(int i=1;i<=3;i++)
k=k+p[i]*2;
System.out.println(k);
A. 17
B. 31
C. 33
D. 35
[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(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是( )。
class Base
{
int i;
Base( )
{
add(1);
}
void add(int v)
{
i+=v:
}
void print( )
{
System.out.println(i);
}
}
class Extension extends Base
{
Extension( )
{
add(2);
}
void add(int v)
{
i+=v*2:
}
}
public class Test
{
public static void main(String args[])
{
bogo(new Extension( ));
}
static void bogo(Base b)
{
b.add(8);
b.print( );
}
}
A. 9
B. 18
C. 20
D. 22
[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]下面程序段的输出结果是 classTest{ public static void main(Stringargs[]){ MyThread t=new MyThread( ); t.displayOutput(”t has been createD) ”); t.start( ); } } Class MyThread extends Thread{ public void displayOutput(Strings){ System.out.println(S); } public void run( ){ displayOutput(”t is running.”); } }
A. thas been create t is runnin
B. thas been created
C. t is runnin
D. 编译出错