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1. Create an input file data.txt containing at least 10 objects' data.2. In your report describe the format of data in your data.txt file.3. Write a method to read each object's data from the file, data.txt inserting each into the ArrayList. 4. Write a method with one parameter input (File f). This method reads object's data from a file, given that file as the argument.5. Create a class called TestSystem and write atest method which tests your system using a scenario. In your report document, describe the testing scenario and the expected behaviour of your system. Provide screen shots of your system testing in your final report.
ISYS 224 Database Systems - Relational Database Design & Implementation
Draw an Entity-Relationship diagram for this database using UML notation. Be sure to include all the entities mentioned above, together with attributes (including primary key attributes).
You are asked to create a GIS database of information about Vietnam at scale of 1:100,000. Database will include the following: Which of these features are best represented by raster model? Explain why?
Identify and describe three criteria that should be used to evaluate the selection of a database management system. Describe how an organization should use each criterion to evaluate database management system selection.
What is it about a 200 MB video or audio file which makes it so much more of database management challenge than relational database the same size?
Design a database for Ray. For each director, list his or her number and name and the year he or she was born. If the director is deceased, list the year of death.
List all the business rules for the database for Kangaroo Inn. An example of a business rule is: "An invoice is generated by only one customer".
To identify the number of employees at the New Book Sales Corporation, you view the records in the Sales Department table.
A small business with 100 computer workstations is installing a new local area network. All of the users perform the usual operations of e-mail. State your reasoning. Draw a floor plan for each If possible, show both floor plans on one page.
Suppose you are asked to evaluate a DBMS in terms of lock granularity and the different locking levels. Create a simple database environment in which these features would be important.
In this assignment, analyze crime rates using data mining clustering techniques (K-means) to get an accurate prediction to enable police forces to get a clear picture of criminals and solve crimes.
Neatness of your diagram, please use the concepts of model, package, and sub-system well in the Visio model. Create both your diagrams under the static model from the model explorer in Visio.
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