问题

Click&ensp;the&ensp;Exhibit&ensp;butt

Click the Exhibit button. Given this code from Class B： 25. A a1 = new A（）； 26. A a2 = new A（）； 27. A a3 = new A（）； 28. System.out.println（A.getInstanceCount（））； What is the result？（）

A Compilation of class A fails.
B Line 28 prints the value 3 to System.out.
C Line 28 prints the value 1 to System.out.
D Compilation fails because of an error on line 28.
E A runtime error occurs when line 25 executes.

参考答案

参考解析：

分类：1Z0-853题库

相关推荐

1、Click the Exhibit butt

Click&ensp;the&ensp;Exhibit&ensp;button.Which&ensp;three&ensp;statements&ensp;are&ensp;true？（）ACompilation&ensp;fails.BThe&ensp;code&ensp;compiles&ensp;and&ensp;t...

2、Click the Exhibit butt

Click&ensp;the&ensp;Exhibit&ensp;button.&ensp;Which&ensp;type&ensp;of&ensp;multiplexer&ensp;is&ensp;shown&ensp;in&ensp;the&ensp;exhibit？（）A&ensp;Thin&ensp;Film&en...

3、Click the Exhibit butt

Click&ensp;the&ensp;Exhibit&ensp;button.Given&ensp;this&ensp;code&ensp;from&ensp;Class&ensp;B：25.A&ensp;a1&ensp;=&ensp;new&ensp;A（）；26.A&ensp;a2&ensp;=&ensp;new&...

4、Click the Exhibit butt

Click&ensp;the&ensp;Exhibit&ensp;button.What&ensp;two&ensp;must&ensp;the&ensp;programmer&ensp;do&ensp;to&ensp;correct&ensp;the&ensp;compilation&ensp;errors？（）Ains...

5、Click the Exhibit butt

Click&ensp;the&ensp;Exhibit&ensp;button.What&ensp;is&ensp;the&ensp;result？（）ACompilation&ensp;of&ensp;class&ensp;A&ensp;fails.BLine&ensp;28&ensp;prints&ensp;the&e...

6、Click the Exhibit butt

Click&ensp;the&ensp;Exhibit&ensp;button.&ensp;&ensp;Given：&ensp;ClassA&ensp;a&ensp;=&ensp;new&ensp;ClassA（）；&ensp;&ensp;a.methodA（）；&ensp;&ensp;What&ensp;is&e...

编辑推荐

下列哪项不属于确定优先项目重要性原则的内容（）..

Cibb&39;s反应的现象为..