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1. What are the four primary traits that help determine the value of information?
2. What is the difference between an entity and an attribute?
3. What are the advantages of a relational database?
4. What are the advantages of a data-driven website?
Users will be able to register in order to use the system. If the user is register they will be prompted to enter their username and password to navigate through the system.
given the following sample database diagram do the followingcreate the needed tables in the sql server environment just
Assume that relation Employee has no tuples in it initially. You are to show the simplest example you can think of where using trigger T1 will produce a different final database state than using trigger T2.
Design a DSS to help decision-makers run the 2012 London Olympics-Write down the step-by-step solution to train the classifier by the basic perceptron learning rule.
provide an unique example of a supertypesubtype relationship. be sure to describe the relationship and discuss if the
Explain your rationale behind the design of your E-R Diagram. Create database tables with appropriate field-naming conventions. Then, identify primary keys and foreign keys, and explain how referential integrity will be achieved.
Create a data table to generate 50 runs of the simulation. As in previous assignments, this must be an actual data table structure to earn full credit. Calculate the average profit over the 50 simulation runs.
Select a NOSQL database (MongoDB, Cassandra, DynamoDB, BigTable, etc...) and write a paper describing its security features - which model is implemented, granularity of the access control
Use Microsoft Access to create the keys and relationships between tables for the Huffman Trucking Driver Log.
When using Case statements, what would happen if you did not "Break?" Please give an example and explain.
Under what situations would denormalization of a database schema be used? Give examples of denormalization.
Complete Entity-Relationship Diagram (ERD) for the database design. Include all maximum and minimum cardinalities on your diagram.
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