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Question 1: In your own words, what is the difference between data, information and knowledge? Explain how each is used within information systems and how businesses should consider the uses of each? Be sure to provide examples in your explanation.
Question 2: Describe why relational databases are more efficient AND effective for data management in organizations. How does the task of data normalization help to achieve these goals?
Question 3: What is the difference between push and pull data analysis? Describe the three Vs of Big Data. Explain how Business Intelligence (BI) system tools are utilized in to analyze Big Data (push vs pull).
Question 4: Why is the security essential to the overall system plan for an organization? How do IS managers identify threats and vulnerabilities? Describe at least three types of threats that organizations face today (be specific...internal vs external, deliberate vs accidentally, & impact).
project taskstask 1 analytic objectiveindividual groups are expected to come up with an analytic objective for which
Choose 2 enterprises(businesses, corporations, companies, institutions) from one or more economic, organizational, institutional or industrial sector of interest to you. See the Appendix for suggestions and examples.
assignment 6.2suppose your database system has failed. describe the database recovery process and the use of
Develop a Use Case for each of the major processes and create the context diagram for the system described
Draw an EER model for the requirements identified in Part 1. The EER Model should be accompanied with a data dictionary which includes entity type table, relationship type table and attribute table.
imagine that you work for a finance industry-based organization. your organization is looking to submit its database
Write a SELECT statement that joins the Customers, Orders, OrderItems, and Products Tables. This statement should return these columns: LastName, FirstName, OrderDate, ProductName, ItemPrice, DiscountAmount, and Quantity.
Express given five loosely described problems carefully in { Instance, Question } form as utilized in "Computers and Intractability". Determine that a list of n numbers has no duplicates.
Sketch hash table of length 11 which results from using hash function h(i) = (2i + 5) mod 11, to hash the keys 12, 44, 13, 88, 23, 94, 11, and 39,
Design a work breakdown structure for the task below: Designing the database, Working on the website content
Assume the data warehousing system is centralized, and implemented in the environment of Microsoft SQL Server 2012. As we discussed in the introduction, each store has its own local database.
Consider the EER diagram for a car dealer in the figure below. Map the EER schema into a set of relations. For the VEHICLE to CAR/ TRUCK/ SUV generalization.
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