更多"下面程序段的输出结果为( )。 packagetest; pub"的相关试题:
[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 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( )。
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=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为( )。
pubUCClassTeS
public static voidmain(StringargS[])
booleaha,b,c;
a=(3<5);
b=(a==tme);
System.Out.phntln("a="+a+"b="+b);
c=(b==false);
SyStem.out.println("b="+b+"C="+c);
A. a=tme 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
package test;
public class Class A
int x=20;
static int y=6;
public static void main(String args[])
Class B b=new Class B( );
b.go(10);
System.out.println("x"+b.x);
class ClassB
int x;
void go(int y)
ClassA a=new ClassA( );
x=a.y;
A. x=10
B. x-20
C. x=6
D. 编译不通过
[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