【计算机类职业资格】二级JAVA机试-133及答案解析.doc

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二级 JAVA 机试-133 及答案解析(总分:100.00,做题时间:90 分钟)一、1基本操作题(总题数:1,分数:30.00)(分数:30.00)A.B.C.D.A.B.C.D.二、2简单应用题(总题数:1,分数:40.00)(分数:40.00)_三、3综合应用题(总题数:1,分数:30.00)(分数:30.00)_二级 JAVA 机试-133 答案解析(总分:100.00,做题时间:90 分钟)一、1基本操作题(总题数:1,分数:30.00)(分数:30.00)A.B.C.D.解析:A. B.C. D. 解析:分析 本程序中用到了 JOption-Pane,它是 Swing 构件,所以在程序的开头应导入javax.swing.JOptionPane 包,所以第一处应填入“javax.swing.JOptionPane”。通过观察知道显示对话框是一个消息型对话框,所以 showMessageDialog( )方法的第四个参数是JOptionPane.INFORMATION_MESSAGE,第二处应填入“INFORMATION_MESSAGE”。二、2简单应用题(总题数:1,分数:40.00)(分数:40.00)_解析:_解析:三、3综合应用题(总题数:1,分数:30.00)(分数:30.00)_解析:_解析:_解析:

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