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Q2: Given relation R with attributes (A, B, C, D, E, F). Give all the keys of R if the functional dependencies on R in each of the following cases: 1. АВ + С, СD — E, E — F. 2. А ВС, В — DE, E — F. 3. АВ — С, А — D, В > Е, D —> F. 4. АВ — С, С — DE, D — А.

Q2: Given relation R with attributes (A, B, C, D, E, F). Give all the keys of R if the functional dependencies on R in each of the following cases: 1. АВ + С, СD — E, E — F. 2. А ВС, В — DE, E — F. 3. АВ — С, А — D, В > Е, D —> F. 4. АВ — С, С — DE, D — А.

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Give all the keys of R if the functional dependencies on R in each of the following cases

Q2: Given relation R with attributes (A, B, C, D, E, F). Give all the keys of R if the functional dependencies on R in each of the following cases: 1. АВ — С, CD -> E, E F. 2. А > ВС, В — DE, E F. 3. АВ — С, А — D, В — Е, D -— F. 4. АВ —> С, С — DE, D > A.
Transcribed Image Text:Q2: Given relation R with attributes (A, B, C, D, E, F). Give all the keys of R if the functional dependencies on R in each of the following cases: 1. АВ — С, CD -> E, E F. 2. А > ВС, В — DE, E F. 3. АВ — С, А — D, В — Е, D -— F. 4. АВ —> С, С — DE, D > A.
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