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Core Java - Interview Questions and Answers for 'Boxing' - 4 question(s) found - Order By Rating | ||||
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Ans. Boxing conversion converts expressions of primitive type to corresponding expressions of reference type. For example boolean to Boolean long to Long double to Double | ||||
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Like Discuss Correct / Improve  data type  boxing  wrapper classes | ||||
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Ans. Generics , Enums , Autoboxing , Annotations and Static Import. | ||||
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Like Discuss Correct / Improve  java   java5   generics   enum   autoboxing   annotations   static import   rare | ||||
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Ans. Autoboxing is the automatic conversion that the Java compiler makes between the primitive types and their corresponding object wrapper classes | ||||
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Like Discuss Correct / Improve  java   java5   autoboxing   wrapper classes Asked in 2 Companies basic   frequent | ||||
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Ans. If we don't declare the list to be of specific type, it treats it as list of objects. int 1 is auto boxed to Integer and "1" is String and hence both are objects. | ||||
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Like Discuss Correct / Improve  java   collections   arraylist   list   autoboxing   wrapper classes expert   rare | ||||