4. Systems Security

Endpoint Defense — Quiz

Test your understanding of endpoint defense with 5 practice questions.

Practice Questions

Question 1

Which malware evasion technique modifies its code slightly on each generation to avoid matching static signatures while preserving functionality?

Question 2

Which firewall feature maintains a record of active connections and allows response traffic only if it matches an existing connection entry?

Question 3

Which security principle involves disabling or removing non-essential services and features on endpoints to minimize exposed attack vectors?

Question 4

After deploying an EDR solution, the mean time to detect (MTTD) decreased from 24 hours to 6 hours. What percentage improvement does this represent? Show your calculation.

Question 5

If an organization's Annualized Loss Expectancy (ALE) is 2\,000\,000 and implementing an EDR solution reduces ALE to $500\,000 at an annual cost of $200\,000, what is the Return on Investment (ROI)? Show your calculation.