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publicclassFooimplementsRunnable(3.publicvoidrun(Threadt){4.system.out.printIn(Running.”);5.}6.publicstaticvoidmain(String[]args){7.newthread(newFoo()).start();8.)9.)Whatistheresult?()
A.Anexceptionisthrown.
B.Theprogramexistswithoutprintinganything.
C.Anerroratline1causescompilationtofail.
D.Anerroratline6causesthecompilationtofail.
E.“Running”isprintedandtheprogramexits.
参考答案
更多 “ publicclassFooimplementsRunnable(3.publicvoidrun(Threadt){4.system.out.printIn(Running.”);5.}6.publicstaticvoidmain(String[]args){7.newthread(newFoo()).start();8.)9.)Whatistheresult?() A.Anexceptionisthrown.B.Theprogramexistswithoutprintinganything.C.Anerroratline1causescompilationtofail.D.Anerroratline6causesthecompilationtofail.E.“Running”isprintedandtheprogramexits. ” 相关考题
考题
阅读下列代码 public class Test implements Runnable{ public void run(Thread t){ System. out. println("Running. "); } public static void main(String[]args){ Thread tt=new Thread(new Test()); tt. start(); } } 代码运行结果是A．将抛出一个异常B．没有输出并正常结束C．输出“Running”并正常结束D．程序第2行将出现一个编译错误
考题
1.classMyThreadimplementsRunnable{2.publicvoidrun（）{3.System.out.print（go）；4.}5.6.publicstaticvoidmain（String[]args）{7.//insertcodehere8.t.start（）；9.}10.}和如下四句：Threadt=newMyThread（）；MyThreadt=newMyThread（）；Threadt=newThread（newThread（））；Threadt=newThread（newMyThread（））；分别插入到第5行，有几个可以通过编译？（）A.0B.1C.2D.3
考题
publicclassThreads4{publicstaticvoidmain（String[]args）{newThreads4（）.go（）；}publicvoidgo（）{Runnabler=newRunnable（）{publicvoidrun（）{System.out.print（”foo”）；}}；Threadt=newThread（r）；t.start（）；t.start（）；}}Whatistheresult？（）A.Compilationfails.B.Anexceptionisthrownatruntime.C.Thecodeexecutesnormallyandprints?foo”.D.Thecodeexecutesnormally，butnothingisprinted.
考题
publicclassThreads3implementsRunnable{publicvoidrun(){System.out.print(”running”);}publicstaticvoidmain(String[]args){Threadt=newThread(newThreads3());t.run();t.run();t.start();}}Whatistheresult?()
A.Compilationfails.B.Anexceptionisthrownatruntime.C.Thecodeexecutesandprints“running”.D.Thecodeexecutesandprints“runningrunning”.E.Thecodeexecutesandprints“runningrunningrunning”.
考题
publicclassFooimplementsRunnable(publicvoidrun(Threadt){system.out.printIn(Running.”);}publicstaticvoidmain(String[]args){newthread(newFoo()).start();})Whatistheresult?()
A.Anexceptionisthrown.B.Theprogramexistswithoutprintinganything.C.Anerroratline1causescompilationtofail.D.Anerroratline2causesthecompilationtofail.E.“Running”isprintedandtheprogramexits.
考题
classTestSuper{22.TestSuper(inti){}3.}4.classTestSubextendsTestSuper{}5.classTestAll{6.publicstaticvoidmain(String[]args){7.newTestSub();8.}9.}Whichistrue?()
A.Compilationfails.B.Thecoderunswithoutexception.C.Anexceptionisthrownatline7.D.Anexceptionisthrownatline2.
考题
publicclassFooimplementsRunnable(publicvoidrun(Threadt){system.out.printIn(Running.”);}publicstaticvoidmain(Stringargs){newthread(newFoo()).start();})Whatistheresult?()
A.Anexceptionisthrown.B.Theprogramexistswithoutprintinganything.C.Anerroratline1causescompilationtofail.D.Anerroratline6causesthecompilationtofail.E.“Running”isprintedandtheprogramexits.
考题
main（)方法的正确定义方式是（）。A．public static void main (String [ ] args ) { new NameSurfer().start (args ) ; }B．public static main (String [ ] args ) { new NameSurfer().start (args ) ; }C．public void main (String [ ] args ) { new NameSurfer().start (args ) ; }D．public static void main (String [ ] args ) { NameSurfer().start (args ) ; }
考题
【单选题】请看下面未完成的代码 public class Foo implements Runnable { public void run （Thread t) { System.out.println（"Running."); } public static void main （String[] args) { new Thread（new Foo（)).start（); } } 结果是？A．运行时抛出一个异常B．程序能够运行,但是没有任何输出C．没有实现 Runnable 接口中的方法导致编译错误D．程序运行后输出“Running”
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