Which of the following attacks are computer threats that try to exploit computer application
vulnerabilities that are unknown to others or undisclosed to the software developer? Each correct
answer represents a complete solution. Choose all that apply.

Which of the following is the best way of protecting important data against virus attack?

Which of the following is a service discovery protocol that allows computers and other devices to
find services in a local area network without prior configuration?

CORRECT TEXT
Fill in the blanks with the appropriate terms. In L2TP ______________ tunnel mode, the ISP must
support L2TP, whereas in L2TP tunnel mode, the ISP does not need to support L2TP.

Adam works as a Security Analyst for Umbrella Inc. The company has a Linux-based network
comprising an Apache server for Web applications. He received the following Apache Web server
log, which is as follows:
[Sat Nov 16 14:32:52 2009] [error] [client 128.0.0.7] client denied by server configuration:
/export/home/htdocs/test
The first piece in the log entry is the date and time of the log message. The second entry
determines the severity of the error being reported.
Now Adam wants to change the severity level to control the types of errors that are sent to the
error log. Which of the following directives will Adam use to accomplish the task?

Which of the following strategies is used to minimize the effects of a disruptive event on a
company, and is created to prevent interruptions to normal business activity?