IT255 Practice Exam Questions

Topics: Pretty Good Privacy, Cryptography, Public-key cryptography Pages: 50 (11382 words) Published: February 28, 2014
Practice Questions with Solutions

Chapter 1
1. What is the correct approach for addressing security and organization objectives?
a. Security and organization objectives should be developed separately. b. Security should drive organization objectives.
c. Security should support organization objectives.
d. The site security officer should approve or reject organization objectives.
2. The statement, “Promote professionalism among information system security practitioners through the provisioning of professional certification and training” is an example of a/an:
a. Mission statement
b. Objective
c. Goal
d. Requirement
3. The two components of risk management are:
a. Risk assessment and risk analysis
b. Vulnerability assessment and risk treatment
c. Risk assessment and risk mitigation
d. Risk assessment and risk treatment
4. A security manager needs to perform a risk assessment on a critical business application in order to determine what additional controls may be needed to protect the application and its databases. The best approach to performing this risk assessment is:

a. Perform a qualitative risk assessment only
b. Perform a quantitative risk assessment only

c. Perform a qualitative risk assessment first, then perform a quantitative risk assessment
d. Perform a quantitative risk assessment, then perform a qualitative risk assessment
5. A qualitative risk assessment is used to identify:
a. Vulnerabilities, threats, and countermeasures
b. Vulnerabilities, threats, threat probabilities, and countermeasures c. Assets, risks, and mitigation plans
d. Vulnerabilities and countermeasures
6. The impact of a specific threat is defined as:
a. The cost of recovering the asset
b. The cost required to protect the related asset
c. The effect of the threat if it is realized
d. The loss of revenue if it is realized
7. Exposure factor is defined as:
a. The part of an asset's value that is likely to be lost by a particular threat
b. The probability that the threat will be realized
c. The probability that a loss will occur in a year’s time d. The cost of a single loss
8. A security manager is performing a quantitative risk assessment on a particular asset. The security manager wants to determine the quantitative loss for a single loss based on a particular threat. The correct way to calculate this is:

a. Divide the asset’s value by the exposure factor
b. Multiply the asset’s value times the annualized rate of occurrence c. Multiply the asset’s value times the single loss expectancy d. Multiply the asset’s value times the exposure factor
9. A security manager is performing a quantitative risk assessment on a particular asset. The security manager wants to estimate the yearly loss based on a particular threat. The correct way to calculate this is:

a. Multiply the single loss expectancy times the asset’s value b. Multiply the asset’s value times the exposure factor
c. Multiply the asset’s value times the exposure factor times the single loss expectancy
d. Multiply the single loss expectancy times the annualized rate of occurrence
10. Annualized loss expectancy is defined as:
a. The annual estimate of loss of all assets based on all threats b. The annual estimate of loss of an asset based on a single threat c. The annual estimate of loss of an asset based on all threats d. The annual estimate of loss of all assets based on a single threat 11. Annualized loss expectancy is calculated using which formula: a. ALE = ARO x SLE

b. ALE = EF x SLE
c. ALE = ARO x AV
d. ALE = ARO / SLE
12. A risk manager has completed a risk analysis for an asset valued at $4000. Two threats were identified; the ALE for one threat is $400, and the ALE for the second threat is $500. What is the amount of loss that the organization should estimate for an entire year?

a. $450
b. $500
c. $900
d. $100
13. The options for risk treatment are:
a. Risk reduction, risk assumption, risk avoidance, and risk acceptance b. Risk...
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