An IS auditor finds that client requests were processed multiple times when received
from different independent departmental databases, which are synchronized weekly. What would
be the BEST recommendation?

Which of the following database controls would ensure that the integrity of transactions is
maintained in an online transaction processing system’s database?

An IS auditor finds that, at certain times of the day, the data warehouse query performance
decreases significantly. Which of the following controls would it be relevant for the IS auditor to
review?

Which of the following is widely accepted as one of the critical components in networking
management?

Which of the following controls will MOST effectively detect the presence of bursts of errors in
network transmissions?

Which of the following types of firewalls provide the GREATEST degree and granularity of control?

Which of the following is MOST directly affected by network performance monitoring tools?

A review of wide area network (WAN) usage discovers that traffic on one communication line
between sites, synchronously linking the master and standby database, peaks at 96 percent of the
line capacity. An IS auditor should conclude that:

While reviewing the IT infrastructure, an IS auditor notices that storage resources are continuously
being added. The IS auditor should:

In a small organization, an employee performs computer operations and, when the situation
demands, program modifications. Which of the following should the IS auditor recommend?