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Your employer earns $50 million in annual sales and employs 500 workers. It plans to acquire 100 new portable computers.
The chief financial officer has asked you to lead a project team assigned to define users' computer hardware needs and recommend the most cost-effective solution for meeting those needs.
Who else (role, department) and how many people would you select to be a member of the team? How would you go about defining users' needs? Do you think that only one kind of portable computer will meet everyone's needs?
Should you define multiple portable computers based on the needs of various classes of end user? What business justification can you define to justify this expenditure of roughly $100,000?
Create use case to describe a typical sales process. Then make a sequence diagram for use case.
Consider the ER diagram that you designed for the Prescriptions-R-X chain of pharmacies in Exercise 2.7. De?ne relations corresponding to the entity sets and relationship sets in your design using SQL.
Consider system which produces budget reports for department at university. For whichever system you select, answer the following design questions. Who will use output?
Database Questions: What do you mean by data base scheme? What do you mean by cardinality ratio? What do you mean by degree of relation?
Write a 5-page plan (be sure to include a short description of the project used) that includes a list of project stakeholders, a RACI diagram for project resources, and a communication plan for one of the following project scenarios
Which of the following Windows commands will shutdown and restart your computer in 2 minutes? Which of the following Windows commands will shutdown and restart the computerFileServer in 2 minutes
1.identify and discuss the serious data redundancy problems exhibited by the file structure shown in figure. the file
Give an example of a view on Emp that would be impossible to update (auto- atically) and explain why your example presents theupdate problem that it does.
Design the logical structure of a database using Entity-Relationship diagram - Apply normalization techniques to reduce redundancy in a database.
in this assignment you will build a small database to support the needs of a private library company called libloan. to
Write insert statements to insert the data into the tables above. Show all the insert statements you used, along with the order they were run in. Use the seq_employee_id SEQUENCE to get the employee_id. Do not hard-code the manager_id value in..
List the courses (D-code and C-no), along with the names of the students who are currently taking them. List all the courses (D-code and C-no) that John (i.e., S-Name=''John'') got 'A' grade.
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