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Objective 3.1

CC

Understand physical access controls.

Objective 3.1 sits in Access Control Concepts, which carries 22% of the Certified in Cybersecurity exam. The questions below are original, written from the official objective title above, and each explanation cites the ISC2 page it rests on.

Objective title verbatim from the official objectives. ISC2 exam page ↗

A worked example

Shown solved, with the whole explanation open: this is what every question here carries.

3-1Access Control Concepts

What does a physical access control system do?

Schedules building maintenanceMaintenance scheduling is facilities management, and no gate decision depends on it.
Encrypts files on office computersFile encryption is a logical control on data, not doors.
Authenticates people entering a siteCorrect · your answerCorrect. Electronic authentication of people at entry is the system's job.
Tracks inventory in warehousesInventory tracking watches goods; a PACS watches people.

Correct.

Checked against idmanagement.gov, August 2026

Concept

Physical access control answers the same question as logical access control, who may pass, but at doors and gates instead of logins.

Why C

A PACS is a collection of technologies that control physical access to sites by electronically authenticating employees, contractors, and visitors.

Source

At a high level, a PACS is a collection of technologies that control physical access at one or more federal agency sites by electronically authenticating employees, contractors, and visitors.

GSA IDManagement, Physical Access Control Systems 101, checked August 2026
#physical-access#pacs

Now you: objective 3.1 questions

No account needed. The explanation opens when you answer.

Sample question 1 of 3

3-1Access Control Concepts

Which trio are examples of PACS access points?

Sample question 2 of 3

3-1Access Control Concepts

After entering the lobby, a contractor taps a credential on a reader. Besides reading its data, what does the reader do with it?

Sample question 3 of 3

3-1Access Control Concepts

At a high-security door, an engineer's fingerprint is scanned. What is the scan verified against?

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Read the sources

These are the official pages the questions above cite. Reading them is studying the objective from the primary source, which is what the explanations point you toward anyway.

More objectives in Access Control Concepts