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  2. Topic
    Computing
  3. Study Set
    Microsoft Visual Basic
  4. Exam
    Exam 11: Multiple Classes and Inheritance
  5. Question
    When Designing a Program Using the Three-Tier Approach,a Primary Rule
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When Designing a Program Using the Three-Tier Approach,a Primary Rule

Question 2

Question 2

Multiple Choice

When designing a program using the three-tier approach,a primary rule is that classes in the presentation tier can communicate only with classes in the ____ tier.


A) business
B) data access
C) persistence
D) validation

Correct Answer:

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