Consider the Following Declarations: Public Interface Measurer

question 21

Multiple Choice

Consider the following declarations: public interface Measurer
{
Int measure(Object anObject) ;
}
Public class StringLengthMeasurer implements Measurer
{
Public int measure(_________________)
{
String str = (String) anObject;
Return str.length() ;
}
}
What parameter declaration can be used to complete the callback measure method?

• A) Object anObject
• B) String anObject
• C) Object aString
• D) String aString

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Definitions:

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