單項(xiàng)選擇題

abstract class abstrctIt {
abstract float getFloat （）；
}
public class AbstractTest extends AbstractIt {
private float f1= 1.0f；
private float getFloat （） {return f1；}
}
What is the result？（）

A. Compilation is successful.
B. An error on line 6 causes a runtime failure.
C. An error at line 6 causes compilation to fail.
D. An error at line 2 causes compilation to fail.

你可能感興趣的試題

單項(xiàng)選擇題

You want subclasses in any package to have access to members of a superclass. Which is the most restrictive access modifier that will accomplish this objective？（）

A. Public
B. Private
C. Protected
D. Transient
E. No access modifier is qualified.

單項(xiàng)選擇題

Which will declare a method that forces a subclass to implement it？（）

A. Public double methoda（）；
B. Static void methoda （double d1） {}
C. Public native double methoda（）；
D. Abstract public void methoda（）；
E. Protected void methoda （double d1）{}

abstract class abstrctIt { abstract float getFloat （）； } public class AbstractTest extends AbstractIt { private float f1= 1.0f； private float getFloat （） {return f1；} } What is the result？（）

你可能感興趣的試題

You want subclasses in any package to have access to members of a superclass. Which is the most restrictive access modifier that will accomplish this objective？（）

Which will declare a method that forces a subclass to implement it？（）

abstract class abstrctIt {
abstract float getFloat （）；
}
public class AbstractTest extends AbstractIt {
private float f1= 1.0f；
private float getFloat （） {return f1；}
}
What is the result？（）

You want subclasses in any package to have access to members of a superclass. Which is the most restrictive access modifier that will accomplish this objective？（）