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You are the security administrator for a small company. You have a single server that is used as your Web server and e-commerce server. It is in your office, separate and distinct from all other systems. You have two Internet connections: one dedicated for use by the Web server and the other for shared use by the office network. You just completed a forensic investigation of an intrusion against the Web server that caused significant damage to the hosted data files. The intruder gained administrative-level access and made numerous configuration and setting changes throughout the system. You even found several sets of hacker tools hidden in various places in the system. You need to get the Web server back online quickly since you are losing sales every hour the server remains offline. You format the hard drives, reinstall the operating system and applications, manually reconfigure the system, and then restore verified versions of your data files from backup tapes that were created before the intruder broke in. What additional activity is essential to completing the restoration process?
Create a database model and Submit the table creation statements for the Database Model.
Write PL/SQL procedures and functions to populate and query that database
Write a query to display using the employees table the EMPLOYEE_ID, FIRST_NAME, LAST_NAME and HIRE_DATE of every employee who was hired after to 1 January, 1995.
Run the lab_03_01.sql script in the attached file to create the SAL_HISTORY table. Display the structure of the SAL_HISTORY table.
Write a query to display the last name, department number, and salary of any employee whose department number and salary both match the department number and salary of any employee who earns a commission.
Write down a SQL insert statement to insert new row in "CDS" table.
Write down actors (or actress, your choice, but not both) who have won at least two (2) Academy Awards for best actor/actress. Provide the actor name, movie title & year. Order the result by actor name."
What is an SQL injection attack? Explain how it works, and what precautions must be taken to prevent SQL injection attacks.What are two advantages of encrypting data stored in the database?
Given the series RLC resonant circuit in the figure, operating at variable frequency, determine: The resonant frequency ω o , The circuit’s quality factor Q , The cut-off frequencies, f 1 & f 2 and the bandwidth BW
Write summary query which uses CUBE operator to return LineItemSum (which is the sum of InvoiceLineItemAmount) group by Account(an alias for AccountDesciption).
As DBA, your manager called a meeting and asked why there are so many orders for customers that don't exist in the customer table. Write query which would shows which customers were missing for existing orders. Use a join or a subquery.
Turn this SQL query into a relational algebra statement? SELECT Request.reqfor, Ordering.invamt, Ordering.invnbr, Ordering.invdat
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