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1. What is a data warehouse and why would a business want to implement one?
2. Why would you need to use multidimensional analysis?
3. What is the purpose of information cleansing (or scrubbing)?
predetermined overhead rate under the traditional costing system is closest and the activity-based costing system
The 1NF table(s) - and an explanation of why each table(s), is in 1NF - using normal form definitions.
What is the maximum rate at which data can be read from disk, assuming that we can only read data from one surface at a time? What is the average rotational latency?
What percentage of time will a 20 MIPS processor spend in the busy wait loop of 65-character line printer when it takes 3 m-sec to print a character and a total of 457 instructions need to be executed to print 65 character lines?
A small company allocates a certain amount of dollars to each department to be used to purchase things they need. The approved budget information is kept in the APPROVED-BUDGET file by department number in the purchasing system. When a department det..
Your employer earns $50 million in annual sales and employs 500 workers. - 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?
Show all attributes and include relationship and connectivity. Convert all M:N relationships into entities. You are to use Crow's Foot notation showing all attributes for each entity and naming each relationship. Do not show M:N relationship, convert..
Return the empid, firstname, lastname, and city for the employee with empid 9. Return a list of employee id's, last names, and first names for employees hired on or after January 1, 2004. Retrieve the product name and unit price of all products that ..
a UML class diagram to describe the ordering system class
Will insert any first name, last name, ID, GPA, and phone number, in the proper location in the list sorted alphabetically by last name. After insertion, you should show the count of the class. Then print the list after you insert.
How many models of the Titanic have been shipped? What was the date of the first shipment and when was the last shipment sent - Write SQL SELECT statements to retrieve
Develop two SELECT commands for each table. One of the commands for each table should use a WHERE clause to filter the records being returned.
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