Normalisation Exercise 3 Proj# 1 2 2 3 3 3 3 Proj_Name Emp# Emp_Name Job_Code Rain Rain Rain Hail Hail Flood Flood Flood Flood 101 Mike Jackson 105 110 101 108 110 105 123 112 Adam Smith George Best Mike Jackson EE CT CT EE Steve Waugh George Best Adam Smith Magic Johnson Eddy Hepburn BE EE CT CT EE Job_Chrg Hr $170 $120 $120 $170 $170 $120 $120 $170 $170 Proj_Hrs 13.3 16.2 14.3 19.8 17.5 11.6 23.4 19.1 20.7 Phone 02 9638 5456 02 9876 2345 02 9777 1234 02 9638 5456 02 9147 2356 02 9777 1234 02 9876 2345 02 98765432 02 9456 4567 The above table was constructed by a consulting organisation to track its client projects; the consulting organisation's employees attached to each client project; their charge-out rate; the number of hours spent on each of the projects by employees; and the employee's phone contact number. The consulting organisation's objective is to be able to cost each of their clients' project for billing purposes. Normalise the table into the third Normal Form (3NF). Create an Entity Relationship Diagram (ERD) to represent the normalised tables. You do not need to include attributes in the ERD but you have to state clearly the cardinality for each relationship.
Normalisation Exercise 3 Proj# 1 2 2 3 3 3 3 Proj_Name Emp# Emp_Name Job_Code Rain Rain Rain Hail Hail Flood Flood Flood Flood 101 Mike Jackson 105 110 101 108 110 105 123 112 Adam Smith George Best Mike Jackson EE CT CT EE Steve Waugh George Best Adam Smith Magic Johnson Eddy Hepburn BE EE CT CT EE Job_Chrg Hr $170 $120 $120 $170 $170 $120 $120 $170 $170 Proj_Hrs 13.3 16.2 14.3 19.8 17.5 11.6 23.4 19.1 20.7 Phone 02 9638 5456 02 9876 2345 02 9777 1234 02 9638 5456 02 9147 2356 02 9777 1234 02 9876 2345 02 98765432 02 9456 4567 The above table was constructed by a consulting organisation to track its client projects; the consulting organisation's employees attached to each client project; their charge-out rate; the number of hours spent on each of the projects by employees; and the employee's phone contact number. The consulting organisation's objective is to be able to cost each of their clients' project for billing purposes. Normalise the table into the third Normal Form (3NF). Create an Entity Relationship Diagram (ERD) to represent the normalised tables. You do not need to include attributes in the ERD but you have to state clearly the cardinality for each relationship.
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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