试题详情
- 单项选择题 1. abstract class AbstractIt { 2. abstract float getFloat(); 3. } 4. public class AbstractTest extends AbstractIt { 5. private float f1 = 1.0f; 6. private float getFloat() { return f1; } 7. } What is the result?()
A、 Compilation succeeds.
B、 An exception is thrown.
C、 Compilation fails because of an error at line 2.
D、 Compilation fails because of an error at line 6.
- D
关注下方微信公众号,在线模考后查看
热门试题
- int index&ensp
- 组件的getBounds()方法返回值的
- class Passer&e
- 10. public&ens
- public class ClassA
- Which two̳
- String类的concat()方法与S
- 猴子摘桃问题 猴子第1天摘下若干桃子,当
- Given: String
- 现有: 1. &
- Given classes&
- class Ifs{&ens
- public class&e
- Given the&ensp
- 已知: 在命令行中执行 javaCDE
- 应用FileInputStream类,编
- Which two̳
- 下面哪个语句是正确的()
- 类Student的声明如下:&ensp
- ServletContext对象是如何创