Practice - Multivalued Dependency (MVD) Definition
Practice Questions
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What is a multivalued dependency?
💡 Hint: Think about how we connect attributes with multiple values.
Explain Fourth Normal Form (4NF) simply.
💡 Hint: Remember the connection between BCNF and 4NF.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does an MVD indicate about the relationship between attributes?
💡 Hint: Consider the example of hobbies and languages.
True or False: A relation in 4NF may still exhibit multivalued dependencies.
💡 Hint: Remember how 4NF is defined.
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Challenge Problems
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Consider a multivalued relationship table involving 'Employee_Skill_Language'. Each employee has multiple skills and speaks multiple languages. How would you decompose this table to 4NF?
💡 Hint: Identify the independent attributes and separate them.
Given a table with MVDs causing redundancy, how would you identify and eliminate these dependencies effectively?
💡 Hint: Focus on the independence of facts associated with each key.
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