312-50v10 practice questions, page 4 of 13, with answer review and explanations.
Question 16
What is the purpose of a demilitarized zone on a network?
To scan all traffic coming through the DMZ to the internal network
To only provide direct access to the nodes within the DMZ and protect the network behind it
To provide a place to put the honeypot
To contain the network devices you wish to protect
Question 17
You need to deploy a new web-based software package for your organization. The package requires three separate servers and needs to be available on the Internet. What is the recommended architecture in terms of server placement?
All three servers need to be placed internally
A web server facing the Internet, an application server on the internal network, a database server on the internal network
A web server and the database server facing the Internet, an application server on the internal network
All three servers need to face the Internet so that they can communicate between themselves
Question 18
The security administrator of ABC needs to permit Internet traffic in the host 10.0.0.2 and UDP traffic in the host 10.0.0.3. He also needs to permit all FTP traffic to the rest of the network and deny all other traffic. After he applied his ACL configuration in the router, nobody can access to the ftp, and the permitted hosts cannot access the Internet. According to the next configuration, what is happening in the network?
The ACL 104 needs to be first because is UDP
The ACL 110 needs to be changed to port 80
The ACL for FTP must be before the ACL 110
The first ACL is denying all TCP traffic and the other ACLs are being ignored by the router
Question 19
When conducting a penetration test, it is crucial to use all means to get all available information about the target network. One of the ways to do that is by sniffing the network. Which of the following cannot be performed by the passive network sniffing?
Identifying operating systems, services, protocols and devices
Modifying and replaying captured network traffic
Collecting unencrypted information about usernames and passwords
Capturing a network traffic for further analysis
Question 20
A company's Web development team has become aware of a certain type of security vulnerability in their Web software. To mitigate the possibility of this vulnerability being exploited, the team wants to modify the software requirements to disallow users from entering HTML as input into their Web application. What kind of Web application vulnerability likely exists in their software?