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The Southern Rail Company ships coal by rail from three coal mines to meet the demand requirements of four coal depots. The following table shows the distances from the mines to the various depots and the availabilities and requirements for coal.
Determine the best shipment of coal cars to minimize the total miles traveled by the cars.
TO: Columbia, Albany, Springfield, Pleasatanburg Supply cars
FROM: Parris 50 30 60 70 35
Butler 20 80 10 90 60
Century 100 40 80 30 25
Draw relational schema and show functional dependencies Comprehensive schema that shows existing PK and all functional, partial and transitive dependencies Detailed schema that shows existing PK and most functional, partial and transitive dependen..
Translate the conceptual E-R data model for the application, developed without explicit consideration of specific user interfaces, into normalized data requirements.
Populate your database with at least 3 rows of data and import your IDEF1X diagram into Oracle and create the appropriate tables and relationships.
Propose an efficient data structure that may hold the tour operator's data using a normalization process. Describe each step of the process that will enable you to have a 2nd Normal Form data structure.
researchers wanted to explore self-esteem in adolescent boys and adolescent girls. each respondent completed a 10-item
A database is to be created for University to monitor students' progress throughout their course of study. Students are reading for degree (such as BTech, BTech(Hons) MCA, etc) within framework of modular system.
Explore a possible relationship between the DRG_PRICE and the TOTAL_CHARGES. Is there a linear relationship between these two properties?
A database at a college is required to support the following requirements. Complete the information-level design for this set of requirements. Determine any constraints you need that are not stated in the problem.
Why is SQL Data Access considered middleware? Explain the purpose of SQL Data Access. How does it differ from other types of middleware
What is the most common database query language? What is the name for a column that uniquely identifies a record
What is 1 tier, 2 tiers and 3 tiers and N tiers in database architecture? Can you offer an example on each tier?
Determine if you should reject or accept the following dataset if the true value is 6.272 at both 95% and 99% confidence scenarios: [3.991, 1.207, 3.972, 4.038, 3.836, 3.492]. Show work.
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