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Answer the following questions and also justify your answers with appropriate examples
Question: 1 Imagine you are a part of a team that is tasked with writing a mobile application (app) that will allow users to send pictures to their friends. The manager does not want to waste time creating code modules.
- Describe at least one (1) advantage of modularizing code for this type of task. Justify your response.
Question 2: Imagine you are a part of a team that is tasked with writing a mobile app that will allow users to coordinate meetings with their business contacts. The team wants to sort the relevant data by user specified criteria. Determine whether or not you believe this type of sorting would be a useful feature for the app. Provide a rationale for your response.
Question 3: Choose one of the ACID qualities that must be present in an OLTP and define in your own words how that quality supports transaction consistency.
Question 4: Select a commercial or open source relational database management system of your choice and outline the locking mechanisms inherent in the system to maintain transaction-level consistency.
Please keep it simple and short and no copy and paste or at least help me get started?
How can replication help the performance of a distributed database and in what situations can replication hurt the performance of a distributed database?
Explain the following terms brie?y: UML, use case diagrams, statechart dia-grams, class diagrams, database diagrams, component diagrams, and deployment diagrams.
write a program to keep track of a CD or DVD collection. This can only work exclusively with either CDs or DVDs since some of the data is different. The data will be stored ina file. The data from the file will be stored ina text file as records. Eac..
Demonstrate the basic mechanisms for accessing relational databases from various types of application development environments.
This course is for those in a management capacity, or those interested in management, involving the strategic consideration of software acquisition, development and project management.
"Object-Orientated Databases will eventually supplant Relational Databases and RDBMSs as the predominant data storage / retrieval paradigm.
We want to construct a database for a world-wide package delivery company. Define a set of relational schemas and identify primary and foreign keys. Try not to include redundant schemas.
what amount would the company have to charge for the Ericson wedding cake to just break even - what would be the overall margin on the order?
Does the relational model, as seen by an SQL query writer, provide physical and logical data independence? Explain.
List the names of the deceased artists and the number of years of age they were when they died (for example, an artist born in 1950 and deceased in 2001 has an age of 51).
Summarize the difference between online transaction processing (OLTP) and online analytic processing (OLAP), and their relationship among business intelligence, data warehousing, and data mining.
document flowchart for the order processing system, and data flow diagram DFD at Level 0 for the order processing system.
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