In a relational database with referential integrity, the use of which of the following keys would
prevent deletion of a row from a customer table as long as the customer number of that row is
stored with live orders on the orders table?

During maintenance of a relational database, several values of the foreign key in a transaction table
of a relational database have been corrupted. The consequence is that:

An IS auditor analyzing the audit log of a database management system (DBMS) finds that some
transactions were partially executed as a result of an error, and are not rolled back. Which of the
following transaction processing features has been violated?

Which of the following controls would provide the GREATEST assurance of database integrity?

The objective of concurrency control in a database system is to:

Which of the following will prevent dangling tuples in a database?

Which of the following would BEST maintain the integrity of a firewall log?

Doing which of the following during peak production hours could result in unexpected downtime?

Which of the following is the BEST type of program for an organization to implement to aggregate,
correlate and store different log and event files, and then produce weekly and monthly reports for
IS auditors?

To verify that the correct version of a data file was used for a production run, an IS auditor should
review: