Download Free CCNA Security Do I konw Question and Answer Dumps

CCNA Security Do I konw Question and Answer

Monday, November 23rd, 2009 | Certfication topic

As networks grow and interconnect with other networks, including the Internet, those
networks are exposed to a greater number of security risks. Not only does the number of
potential attackers grow along with the size of the network, but the tools available to those
potential attackers are always increasing in terms of sophistication.
This chapter begins by broadly describing the necessity of network security and what
should be in place in a secure network. Legal rami?cations are addressed. Also, this chapter
walks you through several speci?c types of attacks that could threaten your network.
Finally, you are provided with a list of best-practice recommendations for mitigating such
attacks.

“Do I Know This Already?” Quiz
The “Do I Know This Already?” quiz helps you determine your level of knowledge of this
chapter’s topics before you begin. Table 1-1 details the major topics discussed in this
chapter and their corresponding quiz questions.
1. Where do most attacks on an organization’s computer resources originate?
a. From the Internet
b. From the inside network
c. From universities
d. From intruders who gain physical access to the computer resources
Table 1-1 “Do I Know This Already?” Section-to-Question Mapping
Foundation Topics Section Questions
Exploring Security Fundamentals 1 to 6
Understanding the Methods of Network Attacks 7 to 15
6 Chapter 1: Understanding Network Security Principles
2. What are the three primary goals of network security? (Choose three.)
a. Con?dentiality
b. Redundancy
c. Integrity
d. Availability
3. The U.S. government places classi?ed data into which classes? (Choose three.)
a. SBU
b. Con?dential
c. Secret
d. Top-secret
4. Cisco de?nes three categories of security controls: administrative, physical, and
technical. Individual controls within these categories can be further classi?ed as what
three speci?c types of controls? (Choose three.)
a. Preventive
b. Deterrent
c. Detective
d. Reactive
5. Litigators typically require which three of the following elements to present an
effective argument when prosecuting information security violations? (Choose three.)
a. Audit trail
b. Motive
c. Means
d. Opportunity
6. Which type of law typically involves the enforcement of regulations by government
agencies?
a. Criminal law
b. Tort law
c. Administrative law
d. Civil law
7. Which of the following is a weakness in an information system that an attacker might
leverage to gain unauthorized access to the system or data on the system?
a. Risk
b. Exploit
c. Mitigation
d. Vulnerability
8. What type of hacker attempts to hack telephony systems?
a. Script kiddy
b. Hacktivist
c. Phreaker
d. White hat hacker
9. Which of the following is a method of gaining access to a system that bypasses normal
security measures?
a. Creating a back door
b. Launching a DoS attack
c. Starting a Smurf attack
d. Conducting social engineering
10. What security design philosophy uses a layered approach to eliminate single points of
failure and provide overlapping protection?
a. AVVID
b. Defense in Depth
c. SONA
d. IINS