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,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
[填空题]下面程序段的输出结果是 【7】 。
public class Test
public static void main(String args[])
int i=1;
switch (i)
case 0:
System.out.println("0");
break;
case 1:
System. out.println("1");
case 2:
System. out.println("2");
break;
default:
System.out.println("default");
[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. 37
B. 31
C. 33
D. 35
[单项选择]下面程序段的输出结果是
class Test
public static void main(String args[])
MyThread t=new MyThread( );
t.displayOutput("t has been createD) ";
t.start( );
class MyThread extends Thread
public void displayOutput(String s)
System.out.println(s);
public void nm( )
displayOutput("t is running. ");
A. t has been created.
B. t has been created.
C. t is running.
D. 编译出错
[单项选择]下面程序段的输出结果是( )。
class Test
public static void main(String args[])
MyThread t=new MyThread( );
t.displayOutput("t has been createD");
t.start( );
Class MyThread extends Thread
public void displayOutput(String s)
System.out.println(s);
public void run( )
displayOutput("t is running.");
A. t has been created.
B. t has been created.
C. t is running.
D. 编译出错