Java 5.0 Generic Classes Quiz

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Questions and Answers

What is the purpose of encapsulation in large programs?

To group subprograms without logical relation
To eliminate the need for compilation units
To provide a means of organization and partial compilation (correct)
To restrict access to subprograms

Which language does not support wildcard classes for parameterized classes?

Ada
C# 2005 (correct)
C++
Java 5.0

Which programming language supports nested subprograms?

Fortran 95+
C
Ada (correct)
C++

In which language are friends used to grant access to private members of a class?

<p>C++ (D)</p> Signup and view all the answers

What is the purpose of the #include preprocessor specification in C?

<p>To include header files in applications (A)</p> Signup and view all the answers

Study Notes

Encapsulation in Large Programs

The purpose of encapsulation is to hide implementation details and show only necessary information to the outside world.

Parameterized Classes

C# does not support wildcard classes for parameterized classes.

Nested Subprograms

Pascal supports nested subprograms.

Access Control in Classes

In C++, friends are used to grant access to private members of a class.

C Preprocessor

The purpose of the #include preprocessor specification in C is to include header files that contain function declarations and macro definitions.

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Description

Test your knowledge of parameterized classes and generic types in Java 5.0. This quiz covers the elimination of casting, defining generic classes, limitations of generic collection classes, and examples of using predefined generic classes like ArrayList.