Question
Instance data for a Java class
a. Are limited to primitive types (e.g., int, float, char)
b. Are limited to Strings
c. Ae limited to objects(e.g., Strings, classes defined by other programmers)
d. May be primitive types or objects, but objects must be defined to be private
e. May be primitive types or objects
Answer:
e. Instance data for a Java class may be primitive types or objects.
Explanation:
Instance data are defined as those entities that make up the class.
Instances may be of any available data type, whether it is primitive or it is an object.
Instances may also be public and they may be private.
By using objects as instance data, it permits the class to be built upon other classes. This relationship where a class has instance data that are other classes is known as a has a relationship.
