While the datamodel design process was still underway, an enterprising accountant started putting together data in a spreadsheet already. Tshepo applauded his enthusiasm, but he is worried about the integrity of the data, despite the fact that the accountant says his data is in first normal form already. Here is a sample of the spreadsheet data, in first normal form (underlined columns names indicate the composite primary key): Company Company Department Department Product Product Product Product ID Name ID Name ID Name Type ID Type Name Headset 1 ACME VR 1 1 Date Value 3306/01/23 521 3306/01/24 -250 VR1000 1 1 ACME VR 1 0 No Product Production Production HR Finance 1 ACME VR 2 0 No Product 3306/01/23 105 2 ACME Movies 3 0 No Product 3306/01/23 999 Camera 3306/01/23 50 2 ACME Movies 4 Production 2 MC9 2
While the datamodel design process was still underway, an enterprising accountant started putting together data in a spreadsheet already. Tshepo applauded his enthusiasm, but he is worried about the integrity of the data, despite the fact that the accountant says his data is in first normal form already. Here is a sample of the spreadsheet data, in first normal form (underlined columns names indicate the composite primary key): Company Company Department Department Product Product Product Product ID Name ID Name ID Name Type ID Type Name Headset 1 ACME VR 1 1 Date Value 3306/01/23 521 3306/01/24 -250 VR1000 1 1 ACME VR 1 0 No Product Production Production HR Finance 1 ACME VR 2 0 No Product 3306/01/23 105 2 ACME Movies 3 0 No Product 3306/01/23 999 Camera 3306/01/23 50 2 ACME Movies 4 Production 2 MC9 2
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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