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Identify relationships types and mapping cardinalities. Give a step by step mapping of the ER diagram to the relational model.
Create an EmployeeLog Table that will store auditing information for Employees table. List all the products supplied by the Supplier starting with the letter N.
What is a self-referencing relationship? How do you begin the process of identifying the relationships among the tables in the database?
Create the e-commerce database on oracle1. All products must belong to a category and products can have attributes such as colour or size.
What's worse: data corruption, or service unreachability? Discuss both points of view, describe the impacts of each type of outage, and justify your opinion.
Simulate a binary classification dataset with a single feature using a mixture. How does this value compare to the empirical distribution of the feature?
Explain how you can evaluate your boolean query system. What metrics are appropriate, and why these metrics are appropriate.
Why in a English dataset, the map of wordnetlemma is lower than porterstem? Since i see all website, they said lemma is better than stem especially in accuracy.
Explain how use case descriptions and UML diagrams work together to define functional requirements. Give example of a use case and describe the steps involved.
Obviously, organizations have collected vast amounts of data since the emergence of big data technologies. However how can they add value to the data collected?
Describe the project goals and clear measurable objectives for the database. Identify the steps you will take to meet the goals and objectives.
Outline the top five problems companies face when deploying machine learning models to production today and give a concise justification of your choices.
Your data warehousing project group is debating whether to make a prototype of a data warehouse. What would you recommend? Explain your recommendations.
List and describe the rules for creating a data flow diagram (DFD). What syntax rules must be followed when developing a DFD?
Construct data flow diagrams that show important, representative parts of the Divestiture Implementation Committee (DIC) System.
Calculate the dimension of the feature vector and the total number of segmentation if the time series data is segmented for every 1 sec.
Describe one example of the e-commerce value proposition in e-commerce for retailers. Explain the differences between subscription fees and transaction fees.
Draw the Entity Relationship Diagram to be used by your application program, and then transform your diagram into tables in the relational model.
Why not just use these instead of using something like Blum Blum Shub? Give me a task that would require the use of a CRNG instead of a TRNG.
Create a small dataset and illustrate your ideas by presenting model. Why with example of variables and identify where problem is in designing predictive model.
The team consists of Joe, an American mathematician who just finished college. Identify the action in which your project is the weakest.
What data would you like to see associated in a many-to-many relationship that would make your life easier?
add a criterion so that any record with an empty ElectricityUsage cell will display in addition to the two records from the previous step.
Add criteria to the Data Errors Query, so that the duplicate records, Ralph Thompsen and Ralph Thompson will display in the query results.
What are the significance of a Form and a Report in a database? List and explain the level of data abstraction