单项选择题 Whichofthefollowingansweriscorrecttoexpressthevalue8inoctalnumber?()
多项选择题 Given the following code fragment: public void create() { Vector myVect; myVect = new Vector(); } Which of the following statements are true?()
单项选择题 Whichlayoutmanagerisusedwhentheframeisresizedthebuttons’spositionintheFramemightbechanged?()