a) It can only contain one class declaration.
b) It can contain one public class declaration and one public interface definition.
c) It must define at least one public class.
d) It may define at most one public class.
d) It may define at most one public class.
A valid .java file may define any number of classes or interfaces. However, It can only have at most one public class. Thus, Options A, B, and C are incorrect. Option D is the only correct answer.
a. Database Service b. Naming and directory service c. Network service d. The Web service Answer: b. Naming and directory service Explanation: The Java Naming
a) Ability of a class to derive members of another class as a part of its definition b) Means of bundling instance variables and methods
a. Dynamic b. Architectural Neutral c. Use of pointers d. Object-oriented Answer: c. Use of pointers Explanation The Java language does not support pointers because
a) Java is a sequence-dependent programming language b) Java is a code dependent programming language c) Java is a platform-dependent programming language d) Java is
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