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Home Q & A Board Science-Related Homework Help Computer Studies
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Raspberry Raspberry
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8 years ago
abstract class Student {
(extent students
key stu_number)
attribute long stu_number;
attribute string name;
abstract float calc_tuition();
};

In the preceding definition, what does the keyword abstract mean?
A) The implementation details of student are unknown.
B) A student class cannot have any direct instances.
C) There must always be one student.
D) None of the above.
Textbook 
Computer Security Fundamentals

Computer Security Fundamentals


Edition: 3rd
Author:
Read 107 times
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dorkalotdorkalot
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#1
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8 years ago Edited: 8 years ago, dorkalot
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Raspberry Author
wrote...
#2
8 years ago
And right on time, exam is this Tuesday Frowning Face
wrote...
#3
8 years ago
Wonder, thx for the feedback
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