Consider the following relations, using this information, answer the following question CARS Brand Model Plate MKL-902...

 

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Consider the following relations, using this information, answer the following question CARS Brand Model Plate MKL-902 AGP-898 Trooper CLK-240 KRI-930 Mercedes ML-320 IRI-123 Toyota Corolla GRU-092 Toyota Corolla ERL-102 Mazda Mazda3 PIN-774 Toyota Tercel Mazda RX-8 Isuzu BMW 325i ACCIDENTS Plate c. 40 d. 288 License Date Road MKL-902 32188 02/20/01 PR-100 AGP-898 7216371 12/3/98 PR-22 MKL-902 76123 1/14/02 PR-2 GRU-092 346536 5/5/03 PR-100 PIN-774 212323 2/2/02 PR-2 GRU-092 346536 7/1/04 PR-100 4. The cardinality of CARS x (ACCIDENTS x DRIVERS) is: a. 48 b. 6 5. The cardinality of CARS x DRIVERS is: a. 48 b. 0 c. 6 d. 8 DRIVERS License Name Age 32188 Ron 45 7216371 Jil 18 72 Apu 36 Amy 21 Bob 19 76123 Ned 12349 212323 346536 Consider the following relations, using this information, answer the following question CARS Brand Model Plate MKL-902 AGP-898 Trooper CLK-240 KRI-930 Mercedes ML-320 IRI-123 Toyota Corolla GRU-092 Toyota Corolla ERL-102 Mazda Mazda3 PIN-774 Toyota Tercel Mazda RX-8 Isuzu BMW 325i ACCIDENTS Plate c. 40 d. 288 License Date Road MKL-902 32188 02/20/01 PR-100 AGP-898 7216371 12/3/98 PR-22 MKL-902 76123 1/14/02 PR-2 GRU-092 346536 5/5/03 PR-100 PIN-774 212323 2/2/02 PR-2 GRU-092 346536 7/1/04 PR-100 4. The cardinality of CARS x (ACCIDENTS x DRIVERS) is: a. 48 b. 6 5. The cardinality of CARS x DRIVERS is: a. 48 b. 0 c. 6 d. 8 DRIVERS License Name Age 32188 Ron 45 7216371 Jil 18 72 Apu 36 Amy 21 Bob 19 76123 Ned 12349 212323 346536

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The detailed answer for the above question is provided below a The cardinality of CARS x ACCIDENTS x DRIVERS is 6 To calculate thiswe need to first ca... View the full answer