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SY0-301 · Question #161

A security analyst needs to ensure all external traffic is able to access the company's front-end servers but protect all access to internal resources. Which of the following network design elements…

The correct answer is A. DMZ. A DMZ (Demilitarized Zone) is a network segment placed between the public internet and the internal private network. It hosts publicly accessible servers (web servers, mail servers, etc.) so external users can reach them, while a firewall prevents that external traffic from…

Security architecture

Question

A security analyst needs to ensure all external traffic is able to access the company's front-end servers but protect all access to internal resources. Which of the following network design elements would MOST likely be recommended?

Options

  • ADMZ
  • BCloud computing
  • CVLAN
  • DVirtualization

How the community answered

(21 responses)
  • A
    90% (19)
  • C
    5% (1)
  • D
    5% (1)

Explanation

A DMZ (Demilitarized Zone) is a network segment placed between the public internet and the internal private network. It hosts publicly accessible servers (web servers, mail servers, etc.) so external users can reach them, while a firewall prevents that external traffic from ever reaching internal resources. This two-firewall (or dual-interface firewall) architecture is the standard design for exactly this scenario - exposing front-end services to the internet while shielding backend systems. Cloud computing, VLANs, and virtualization are general infrastructure concepts that do not inherently provide this specific boundary isolation.

Topics

#DMZ#network segmentation#perimeter security#network design

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