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发布时间:2023-11-01 07:20:39

[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 create t is runnin
B. t has been create
C. t is runnin
D. 编译出错

更多"下面程序段的输出结果是 class Test{ public s"的相关试题:

[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
[填空题]public class Test
public static void main(String[ ] args)
String name[ ]=new String[5];
for(int i=0; i<args. length; ++i) name[i] = args[i];
System. out. println(name[2]);


命令行中的输入为:java Test a b
程序的输出是 【11】
[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
[填空题]

阅读下列代码
public class Test2{
public static void main(String args[]){
System.out.println(5/2);}}
其执行结果是()。


[单项选择]阅读下面代码
public class
 public static void main(String[] args)
  double d=12.3;
  Decrementer dec=new Decrementer( );
  dec.decrement(d);
  System.out.println(d);
 

class Decrementer
 public void decrement(double decMe)
  decMe=decMe-1.0;
 

代码执行后输出的结果是
A. 12.3
B. 11.3
C. 13.3
D. -1.0
[单项选择]下列程序段运行的结果为
public class Test
static void print(String s,int i)
System.out.println("String:"+s+",int:"+i);

static void print(int i,String s)
System.out.println("int:"+i+",String:"+s);

public static void main(String[]args)
print(99,"Int first");


A. String:String first,int:11
B. int:11,String:Int first
C. String:String first,int99
D. int:99,String:Int first
[单项选择]下面程序的输出结果是
public class Test
 public static void main(String[] args)
  int[]array=2,4,6,8,10;
  int size=6;
  int result=-1:
  try
   for(int i=0;i<size&&result==-1;i++)
    if(array[i]==20)result=i;
catch(ArithmeticException e)
   System.out.println("Catch---1");
  catch(ArrayIndexOutOfBoundsException e)
   System.out.println("Catch---2");
  catch(Exception e)
   System.out.println("Catch---3");
  
 

A. Catch---1
B. Catch一--2
C. Catch---3
D. 以下都不对
[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
[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
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 created.
B. thas 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
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

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