Physical Security Access Controls for Check-in Desks

SK0-005 By islever Editorial Last updated

Short answer

D An access control vestibule

Question

A company is implementing a check-in desk to heighten physical security. Which of the following access controls would be the most appropriate to facilitate this implementation?
  1. Security guards
  2. Security cameras
  3. Bollards
  4. An access control vestibule Correct Answer

Key Takeaways

The exam often confuses 'facilitating' a process with 'enforcing' it; candidates must identify the technical access control device rather than the personnel managing it.

This question tests the distinction between physical access control mechanisms and administrative oversight roles. While security guards manage the check-in process, an access control vestibule (mantrap) is the specific hardware implementation that enforces controlled entry.

Common mistake: Candidates frequently choose Security Guards (A) because they are present at the desk, but this overlooks that guards are an administrative/human layer, not the automated access control infrastructure itself.

Expert Analysis

Why the Answer Is Correct

An access control vestibule, commonly known as a mantrap, is the most appropriate technical solution for heightening physical security at a check-in point. It creates a secure intermediate space where identity verification occurs before the second door unlocks, ensuring that only authorized individuals enter the main facility. This directly addresses the 'heightening physical security' requirement through engineered controls.

Why the Other Options Are Wrong

Security guards (A) provide administrative oversight and badge issuance but are not an 'access control' mechanism in the technical sense of restricting physical passage automatically. Security cameras (B) are detective controls used for monitoring and recording, not preventing unauthorized entry. Bollards (C) are anti-ram barriers designed to stop vehicles, which is irrelevant to pedestrian check-in desks.

Community Comment Notes

Comment [1] correctly identifies the mantrap's function as a two-door system requiring sequential locking. However, Comments [2] and [3] argue for Security Guards based on the operational aspect of checking in visitors. The exam key favors D because the question asks for the 'access control' to facilitate the implementation, implying the technical barrier rather than the human role.

Official Reference

https://www.compt.org/certifications/server-plus/

This link opens the official vendor documentation in a new tab.

Exam Strategy

When asked about 'access controls,' prioritize technical/engineered solutions (biometrics, cards, vestibules) over administrative ones (guards, policies) unless the context explicitly describes human interaction or procedural steps.

Community Votes

D
50%
A
50%

50% of anonymous learners picked answer D. Votes are pick records left by other test-takers — they are not the verified answer.

Discussion 3 contributions

Compiled from public community threads and reader submissions, lightly edited for clarity. Handles and vote tallies are shown as recorded, and comments reflect the views of individual contributors.

From public community threads 3

  1. surfuganda 👍 2 Answered D
    D. An access control vestibule An access control vestibule, also known as a mantrap, is specifically designed to control access to a secure area through a small, enclosed space with two or more doors. The design is such that the first door must close before the second door opens, ensuring that only authorized individuals can enter the secure area. It's a physical barrier that integrates with other security measures (like badges, biometrics, or PIN codes) to verify an individual's authorization before they can access the secure part of a building.
  2. Stache 👍 1 Answered A
    Correct answer is A. From the CompTIA Server+ Student Guide: A security station enforces the management of visitors. The security desk provides guest badges, notifies employees that their guests have arrived, ensures that all visitors are properly escorted, and requires all visitors to sign in and sign out of the facility.
  3. Ronn_Burgandy 👍 1 Answered A
    You would check in with the security guards at the check in desk.

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