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Message : Every School has many teachers and many students. Each student is assigned to one school and each teacher works for one school only. Each teacher teaches more than one subject but a subject may be taught by more than one teacher. The database should store the number of hours a teacher spent teaching a subject. Information held on each teacher includes his/her tax file number, name (first and last), gender and qualifications. The data held on each subject includes subject title and type. Each student can study more than one subject and a subject may be studied by more than one student. Data held on each student includes the student number, name (first and last), gender and date of birth. Each school is managed by one of its teachers. The database should keep track of the date he/she started managing the school. Data stored on each school includes the school's code, name, address (town, street and postcode) and phone.
For the above scenario, you need to perform the following tasks:
1. Draw ERD with key attributes. You can use any notation to draw the ERD. Must include legend.
2. Data dictionary for the above scenario
3. Implement the database and populate with sample data for every table.
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Describe a scenario in which discretionary access controls are required to enforce a security policy that cannot be enforced using onlymandatory controls.
What was the total cost (including the costs of raw ingredients) of the function mentioned above and what would be the "red margin" in the action analysis report?
Development of an ER Diagram and Database Implementation- Course Objectives: This assessment task focuses on the following course objective -ITECH1006
Analyse and comprehend a provided ER diagram and Database Schema and to implement a database based on the provided ER diagram and Database Schema
Identify the various entities and their attributes involved in the application and identify the attributes of the entities that are unique to each entity.
Prepare an entity relationship diagram which models your proposed design. Write the SQL statements to create the database tables, relationships and populate each table with at least 10 records per table, where applicable
What are the major business objectives and processes that the airline company carries out and list the information systems and subsystems that are used to support their portal and describe how they are related to the overall business objectives and..
In this assignment, you will examine the ideological struggles that underlie policymaking in the United States. This includes the following:
Speculate the data exchange and data management trends that may take place in the next five to ten (5-10) years
Data Normalization: What is the importance of data normalization in the reduction of insertion and deletion anomalies? Provide examples of insertion and deletion anomalies. - Explain why it is important to reduce insert and deletion anomalies.
Diagram of the table containing the initial data - state how you checked that the XML file is well-formed and what messages are sent if it is not well-formed?
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