publicclassTest{2.publicstaticvoidmain(String[]args){3.unsignedbyteb=0;4.b--;5.6.}7.}Whatisthevalueo

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A.-1

B.255

C.127

D.Compilationwillfail.

E.Compilationwillsucceedbuttheprogramwillthrowanexceptionatline4.

参考答案:

参考D

计算机考试