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计算机考试试题及答案解析

未知题型

classOrderimplementsRunnable{publicvoidrun（）{try{Thread.sleep（2000）；}catch（Exceptione）System.out.print（"in"）；publicstaticvoidmain（String[]args）{Threadt=newThread（newOrder（））；t.start（）；System.out.print（"pre"）；try{t.join（）；}catch（Exceptione）{}System.out.print（"post"）；可产生哪两项结果？（）
A.preinpost
B.prein
C.inpostpre
D.inprepost
E.prepostin
A.sleep（2000）；}catch（Exceptione）System.out.print（"in"）；publicstaticvoidmain（String[]args）{Threadt=newThread（newOrder（））；t.start（）；System.out.print（"pre"）；try{t.join（）；}catch（Exceptione）{}System.out.print（"post"）；可产生哪两项结果？（）
A.preinpost
B.prein
C.inpostpre
D.inprepost
E.prepostin
【参考答案】

A, D

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