WGU D482 ITAS 5221 Security Network Design Final Assessment (Qns & Ans) 2026

WGU D482 ITAS 5221 Security Network Design Final Assessment (Qns & Ans) 2026

1. Which of the following is considered an advantage of a
layered security model?
 a) Simplified network design
 b) Enhanced security through multiple barriers
 c) Lower operational costs
 d) Faster incident response
 Correct ANS: b) Enhanced security through multiple barriers
 Rationale: A layered security model, also known as defense
in depth, provides multiple levels of protection, ensuring that if
one layer fails, others are still in place to thwart potential threats.
2. What is the primary purpose of a DMZ (Demilitarized Zone)
in secure network design?
 a) To isolate internal users from external threats
 b) To secure the internal network exclusively
 c) To host public-facing servers safely
 d) To manage internal employee access
 Correct ANS: c) To host public-facing servers safely

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