Consider the Following Code Snippet

question 75

Multiple Choice

Consider the following code snippet:
public class Box<E>
{
private E data;
public Box() { ...}
public void insert(E value) { ...}
public E getData() { ...}
}
What will result from executing the following code?
Box<String> box = new Box<>() ;
...
box.insert("blue Box") ;
String b = (Object) box.getData() ;

• A)correct, with necessary cast
• B)compiler error
• C)correct, but unnecessary cast
• D)run-time error

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Definitions:

Level Of Abstraction

The level of abstraction refers to the degree to which information is generalized or removed from the specific instances, enabling broader or more conceptual thinking.

Referents

The actual thing or concept that a word or phrase refers to.

Language Of Origin

The original language from which a word, phrase, or language itself has been derived.

Stipulative Definition

A stipulative definition is one that assigns a new or specific meaning to a word or phrase, for the purpose of argument or discussion.