Enroll a student identified by her snum into the class named 'Introduction to Database Systems' is the following transactions, state the SQL isolation level you would use.
1. Enroll a student identified by her snum into the class named 'Introduction to Database Systems'.
<u>Explanation:</u>
Since enroll is unique in the university enrollment database schema and field name is SNUM and it is data type is an integer. To identify student class name and department name and name of student SNUM field is used for searching in university enrollment database schema. Enrollment changing is not possible of the student’s not possible or not good practices in university enrollment database schema.
If a query had been made class wise or department wise enrollment is played an important role.
For assign, a faculty is made on the class id or department id.
Answer:
The correct answer is:
Option 1: export the query results from the database to a spreadsheet, then export the graph to a document.
Explanation:
Spreadsheets are used to represent numerical data, perform calculations and display the results numerically or graphically.
When using a database, the query results can be exported to other software using the query web address.
So in order to include the graph in her report, Serena will export the result to spreadsheet and then export the graph to document.
Hence,
The correct answer is:
Option 1: export the query results from the database to a spreadsheet, then export the graph to a document.
The act of knowing incorrect claim payments and fraudulent activities falls under insurance type of data mining applications.
<h3>How is data mining used?</h3>
Data mining is known to be a tool that is often used by lots of insurance providers as it helps them to be able to know or predict the claims that are fraudulent so that one can be able to rightly target their resources and recoup a good amounts of money.
Conclusively, the act of Identifying and preventing incorrect claim payments and fraudulent activities falls under insurance type of data mining applications as it helps handles all issues regarding the above.
Learn more about data mining applications from
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