Computer Science · Database Management Systems
Match LIST-I with LIST-II regarding the conceptual mapping of specific Attribute Types to their real-world examples. LIST-I (Attribute Type) A. Key Attribute B. Multivalued Attribute C. Derived Attribute D. Null Attribute LIST-II (Real-world Example) I. Age (from DOB) II. Roll_No, ISBN III. Middle_Name IV. Phone_No, Email_ID Choose the correct answer from the options given below:
- 1A-III, B-IV, C-II, D-I
- 2A-II, B-IV, C-I, D-III✓
- 3A-II, B-I, C-IV, D-III
- 4A-IV, B-II, C-III, D-I
Correct answer
A-II, B-IV, C-I, D-III
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