A.面向?qū)ο?br /> B.跨平臺 C.安全 D.集中式體系結(jié)構(gòu) E.可編譯成機(jī)器代碼
A.appletviewer B.java C.javac D.以上所有選項(xiàng)都不正確
A.North或South B.East或West C.Center D.North,South或Center