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Database Questions
At least one paragraph (100 words or more) per question.
1. Which relational algebra operators can be applied to a pair of tables that are not union-compatible?2. Discuss Unified Modeling Language (UML) class diagrams.3. What is the minimal data rule in conceptual design? Why is it important?
How much indirect factory wages and factory equipment depreciation cost would be assigned to the Customer Orders activity cost pool
1. give syntax example for each of the following group functionsavgsumminmaxcountdistinctstddevvariance2. provide 2
Prepare an ER diagram for the database described below(using crows foot notation). Be sure to identify all required entities, attributes, and relationships (including cardinalities). State any assumptions you make, and indicate a primary key for e..
Create a view of the database showing the Team Name (TName) and the Players last name (LastName) for all Players in the system.
In talking about database security, some aspects to regard as are Data Integrity, Confidentiality, and Malicious Activity. Illustrate how does database security relate to data integrity?
How effective is the SAS statistical modeling software described in this case study? Explain your answer. What concepts in this chapter are illustrated in this case
You have been given the following specifications of a simple database for a netball association that keeps record of players, teams and matches.
A prestigious university has recently implemented a consolidation strategy that will require it to centralize their student records. In order to move forward, the local university will need to develop a data model that will retain student records ..
question 1 what are the similarities between an md5 hash and a fingerprint?question 2 how would you encrypt a web
You will write a report describing the database design development life cycle and describe in details the steps needed to properly create the database you have selected for your Key Assignment
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.
What is the key for R? Decompose R into 2NF, then 3NF relations and what you know about the relation to show that this MD cannot violate 4NF
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