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DISCUSSION
1) Relational Databases" Please respond to the following:
• From the e-Activity, assess the advantages and disadvantages of the continued use of the traditional relational database and then decide if businesses should be moving toward relational databases in the cloud. Justify your decision and provide specific examples to support your response.
• Determine whether a company has an ethical obligation to share with external clients that key information about them is being stored in the cloud. Speculate how external clients would react if they were told in advance or it was kept from them and they found out another way.
2) "The REA Data Model" Please respond to the following:
• Your firm wants to move from a relational database model to the REA data model. Explain to your senior management the risks and rewards of such of a move. Be sure to provide specific examples to support your response.
• As we know, the REA data model is an emerging technology change. Make five recommendations for creating useful entity-relationship (E-R) diagrams. Rank them in level of importance, and then justify your ranking.
Consider a disk with a sector size of 512 bytes, 2000 tracks per surface, 50 sectors per track, ?ve double-sided platters, and average seek time of 10 msec.
question 1 for each of the following tasks youll use the xxxxxxxx database. you need only provide the query or command
Demonstrate the basic mechanisms for accessing relational databases from various types of application development environments.
What should a company consider installing on the network perimeter to prevent direct connections between the internal network and the Internet to help protect its data warehouses and employee privacy?
write a two to three 2-3 page paper in which yourecommend at least three 3 specific tasks that could be performed to
Define each of the following data mining functionalities: characterization, discrimination, association and correlation analysis, classification, prediction and clustering. Give examples of each data mining functionality, using a real-life databas..
How does this ranking compare with ranking obtained using the cosine similarity measure in Exercise 20? If there are differences between the rankings, then discuss why you think these differences occurred.
Question 1: Use an example to explain what is an entity in a process? What is an attribute? Question 2: Define a measure that can be used to judge a code's quality. Name one situation you could use this measure. Question 3: Name the situation one has..
What kinds of databases track relationships? Give a brief description and the advantages of at least three. How does a query language like SQL work? Give brief descriptions of commands, parameters, and record searches.
In the Current Database section found through the Office Button, add Add Messages-Operator's Version as the application title. Make the start-up form Unread Messages open automatically when the application starts.
Suppose you know that the following queries are the six most common queries in the workload for this corporation and that all six are roughly equivalent in frequency and importance
You have been provided three diagrams - a Context Diagram (DFD), Level-0 Diagram, and the A-0 Diagram (IDEF). For this problem, you will be asked to re-draw or construct the following diagrams:
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