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1. Explain the interactions among end user, data, information, and decision making.
2.Suppose you are a DBA staff member. What data dimensions would you describe to top-level managers to obtain their support for the data administration function?
3. How and why did database management systems become the organizational data management standard? Discuss some advantages of the database approach over the file-system approach.
University XYZ needs a database that keeps track of students, what classes they taken and the grades for each of the classes.
Explain what is the purpose of Database? The purpose of a database is to store information about certain types of objects. Give an example of two related TABLES.
Consider following opinion shared by some people: database management systems and data-warehousing techniques are the greatest threat to individual privacy in modern times. What is your opinion?
CAR (Serial-No, ModConsider the given relations for database which keeps track of auto sales in car dealership.
our current database uses dictionary-managed tablespaces. In running various performance tuning scripts, you have discovered that one of these tablespaces seems to have run out of space long before you calculated that it would.
Find the entities from the functional requirements. Entities can come from Nouns in the text, they may also come from forms, reports and legacy code.
Draw an object-oriented model for a small private airport database that is used to keep track of airplanes, their owners, airport employees, and pilots.
The data dictionary serves as an important data management tool by? assigning attributes to the data, maintaining data in updated form.
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.
Identify the business processes which would be evaluated and tracked with a DW/BI application and state your reasoning or justification for including these in the DW/BI.
Data Modeling and Normalization
Write the name(s) of employee(s) who works(work) on every project located in Houston. Write the name(s) of employee(s) who only works(work) on every project located in 'Houston.'
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