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题目内容 (请给出正确答案)

publicclassTwoThreads{

privatestaticObjectresource=newObject();

privatestaticvoiddelay(longn){

try{Thread.sleep(n);}

catch(Exceptione){System.out.print(”Error);}

}

publicstaticvoidmain(String[]args){

System.out.print(”StartMain);

newThread1().start();

delay(1000);

Threadt2=newThread2();

t2.start();

delay(1000);

t2.interrupt

delay(1000);

System.out.print(”EndMain);

}

staticclassThread1extendsThread{

publicvoidrun(){

synchronized(resource){

System.out.print(”Startl);

delay(6000);

System.out.print(”End1);

}

}

}

staticclassThread2extendsThread{

publicvoidrun(){

synchronized(resource){

System.out.print(”Start2);

delay(2000);

System.out.print(”End2);

}

}

}

}

Assumethatsleep(n)executesinexactlymmilliseconds,andallothercodeexecutesinaninsignificantamountoftime.Whatistheoutputifthemain()methodisrun?()


参考答案

更多 “ publicclassTwoThreads{privatestaticObjectresource=newObject();privatestaticvoiddelay(longn){try{Thread.sleep(n);}catch(Exceptione){System.out.print(”Error);}}publicstaticvoidmain(String[]args){System.out.print(”StartMain);newThread1().start();delay(1000);Threadt2=newThread2();t2.start();delay(1000);t2.interruptdelay(1000);System.out.print(”EndMain);}staticclassThread1extendsThread{publicvoidrun(){synchronized(resource){System.out.print(”Startl);delay(6000);System.out.print(”End1);}}}staticclassThread2extendsThread{publicvoidrun(){synchronized(resource){System.out.print(”Start2);delay(2000);System.out.print(”End2);}}}}Assumethatsleep(n)executesinexactlymmilliseconds,andallothercodeexecutesinaninsignificantamountoftime.Whatistheoutputifthemain()methodisrun?() ” 相关考题