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Complete the following using screenshots, images or diagram of sample products, processes, etc. to illustrate and descriptive texts to address the items below
This is not a research paper; however provide your source(s):
1. Describe Database Management Systems and the various models.
2. Describe how organizations use databases to make decisions
3. Describe threats to computers and communications systems
4. Discuss the benefits of networks and the types and components of networks.
5. Discuss communications meda, both wired and wireless.
6. Discuss areas of concern for keeping you computer systems safe from cyberthreats, hackers, and what safeguards are needed.
Verified Expert
Create a 2-3 page (350 words per page) examining the use of databases in organization. Explain what database applications are utilized (Microsoft Access, DB2, Oracle, etc.).
Compare and contrast the UML class diagram relationships that can exist between classes and explain when you would use each type of relationship to model a software project.
Define main key and foreign key. Represent graphically the relational data base, with its tables and connections of foreign keys. Follow this rule: 1:N connections is represented table with just one line above and table with multiple lines below.
Assume that 30% of science students are majoring in biology. Would you consider to be novel with respect to rule? Describe. Calculate confidence and support of rule.
i. describe the application that you would like to design. this should include the purpose of the application and an
its a lead a project that will implement a new learning management system for your university. you have two key tasks
create a table having all combinations of Ice cream: chocolate, vanilla, coffee, strawberry.
What is a data model and what is it purpose and what is a prototype and what is its purpose - What is a use case, and what is its purpose?
If the "greater than" comparison operator is used with a multiple-row subquery, what type of result will be returned?
1. give syntax example for each of the following group functionsavgsumminmaxcountdistinctstddevvariance2. provide 2
An automotive service center or dealer wants to improve its services by using database management systems (DBMS) and data mining. What tables are needed in such a database and how could it help improve their services?
Using data mining, it is possible to gather information which has been buried that can be manipulated and cross indexed which could be a valuable information gathering technique for entities.
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