Question: Consider the following Table for the entity ENROLL: 2. I5 [CLASS_CODE, CLASS_NAME, STU_NUM] a Superkey? Why? 3. Is [CLASS_CODE, CLASS_NAME, STU_NUM] a Candidate Key? Why?

Consider the following Table for the entity ENROLL: 2. I5 [CLASS_CODE,

Consider the following Table for the entity ENROLL: 2. I5 [CLASS_CODE, CLASS_NAME, STU_NUM] a Superkey? Why? 3. Is [CLASS_CODE, CLASS_NAME, STU_NUM] a Candidate Key? Why? 4. Is [CLASS_CODE, STU_NUM] a Candidate Key? Why

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