給出下列代碼,請問哪些描述是正確的?()
A.第5行產(chǎn)生編譯錯誤。 B.開關(guān)因子j的類型只能為byte.short.int或long. C.打印輸出value is two D.打印輸出value is two和value is three E.打印輸出value is two﹑value is three和value is 2
給出以下代碼,請問該程序的運行結(jié)果是什么?()
A.打印輸出message one B.打印輸出message two C.打印輸出message three D.打印輸出message four
以下哪些選項無編譯錯誤?()
A.A B.B C.C D.D