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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. 2)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. 3) 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. 4)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. 5)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.
Prepare a sample network diagram, and indicate your recommended options.
Write code to "de-vowel" an input string. Assume that the user provides input containing only the characters a through z (and all lowercase). Your code should create an output string that deletes all vowels from the input string, pushing the lette..
Prepare a response which explains the future applications which will change manufacturing industry, judiciary, and field of sports. Explain at least one application for each field.
One of a DBA's primary responsibilities is to create and manage database user accounts and to grant or revoke access privileges as needed. Users should be able to access or modify only those parts of the database that they need to perform their jo..
Write a problem that prompts the user for a radius and then prints: •The area and the circumference of a circle with that radius •The volume and surface area of a sphere with that radius
You are the data transformation specialist for the first data warehouse project in an airlines company. Prepare a project task list to include all the detailed tasks needed for data extraction and transformation.
Data members should include all those inherited plus any you want to add Member functions should include any inherited methods, plus at least A virtual Boolean method that indicates whether the player gets another card A method that announces that..
Design a program that prompts the user to enter a number within the range of 1 to 10. The program should display Roman numeral version of that number. If the number is outside the range of 1 to 10, the program should display an error message.
How does TV production use technology. Is there a basic difference between TV production vis-a-vis film and theatre production?
Give a CFG which represents the language {a^i b^j c^k / i!=j or j!=k }
List and discuss five areas where threat to data security might occur? 4. Briefly describe the major components of a datawarehouse architecture.
Structured and object-oriented designs are the two main contenders for programming methodologies relevant to the creation of documentation for application programs. The choice of methodologies will greatly affect how we approach the challenge and ..
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