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NSA EXAM QUESTIONS AND ANSWERS
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NSA EXAM QUESTIONS AND ANSWERS
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NSA EXAM QUESTIONS AND ANSWERSA network technician incorrectly wire switch connections in your organization's network.
It effectively disabled the switch as though it was a victim of a "denial-of-service" attack.
Which of the following should be done to prevent this situation in the future? -
ANSWER-Spanning Tree Protocol(STP) and Rapid STP (RSTP) both prevent switching
loop problems.
Administrators frequently create VMs for testing. They sometimes leave these running
without using them again after they complete their tests. Which of the following does
this describe? - ANSWER-VM Sprawl
An organization has recently had several attacks against servers within a DMZ. Security
administrators discovered that many of these attacks are using TCP, but they did not
start with the three way handshake. Which of the following devices provides the BEST
solution? - ANSWER-Stateful firewall filters traffic based on the state of the packet
within a session.
APU managers network devices in his store and maintains copies of the configuration
files for all the managed router and switches. On a weekly basis, he creates hashes for
these files and compares them with hashes he created on the same files the previous
week. Which of the following uses cases is he MOST likely using?` - ANSWER-
Supporting Integrity
As the CTO, Marge is implementing a security program. She has included security
controls to address confidentiality and availability. Of the following choices, what else
should she include? - ANSWER-Ensure systems are not susceptible to unauthorized
changes..
Attackers have recently launched several attacks against servers in your organization's
DMZ. You are tasked with identifying a solution that will have the best chance at
preventing these attacks in the future. Which of the following is the BEST choice? -
ANSWER-An in-band IPS
Developers recently configured a new service on Server A. Server A is in a DMZ and
accessed by internal users and via the Internet. Network administrators modified firewall
ruler to access the service. Testing shows the service works when accessed from the
internal systems. However, it does not work when accessed from the Internet. Which of
the following is MOST likely configured incorrectly? - ANSWER-Access Control List
(ACL's)
Lisa is enabling The Network Time Protocol(NTP) on some servers within the DMZ.
Which of the following uses cases is she MOST likely supporting with this action? -
ANSWER-Time Synchronization
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