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Question 1-
• There are times when a database is accessed by many users across the enterprise. Transaction logs can help maintain concurrency in a multiuser platform. Describe at least two business scenarios where COMMIT and ROLLBACK would be required. Describe how these functions would be essential for business continuity and concurrency control. Identify how these functions would enable an organization to recover from a database corruption event.
• Describe how locks could be used in order to qualify data transactions and enhance concurrency control. Suggest at least two business scenarios that would benefit from implementing locking methods
Question 2-
• Databases can grow in data structure and data capacity throughout time. At certain times, it is necessary to perform optimization techniques in order to ensure optimal performance of the database. Evaluate at least two methods that can be used to optimize database components such as queries, reports SQL transaction processing, and data consumption. Provide a real-world example that explains how these methods would help an organization process a large number of online transactions within a short time span.
• Suggest at least two SQL optimization techniques that can be used to enhance the data access turnaround time and transaction processing time. Provide examples to support your response.
• Assess the database statistics that could be used in order to measure database performance. Provide a real-world example that demonstrates how this information would enable businesses to accurately scale its data processing requirements.
Explore a possible relationship between the DRG_PRICE and the TOTAL_CHARGES. Is there a linear relationship between these two properties?
You have completed the database design for the solution of new database you selected in week 1 in Microsoft Access; the final step is to submit the database for implementation. After you have created the remaining pieces needed for the application..
View the Course Project Grading page to view how your project will be graded. Keep in mind that the Writing Quality criterion includes grammar, syntax, spelling, as well as original content.
We keep inserting 82 and 89 into the hash table. Draw the table to refl the new values. Be sure to indicate the number of bits used during hashing.
What is the two-phase locking protocol? How does it guarantee serializability and describe the wait-die and wound-wait protocols for deadlock prevention.
describe the challenges that an organization will face when changing business processes and how information systems
Consider a student club or organization in which you are a member. What are the data entities of this enterprise? List and define each entity.
Entity relationship model is in wide use as a design tool for relational databases. Why do you think designers have chosen this model, and what makes it an effective design tool?
Create a table (by your own imagination) which comprises the least 25 patients with next information (columns): Calculate average of Value1 for each Gender.
Display the balance of the customer whose balance is the smallest. Display the id, the name, and the balance of the customer with the largest balance
MGMT321 Group Project: Create the following documents for the proposed system and deliver each SDLC documents by the end of each designated module, as shown below
Prepare a brief of at least 1,400 words for Kudler Fine Foods management in which you address
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