Question 592 of 1,152
General Security ConceptsmediumMultiple ChoiceObjective-mapped

SY0-701 General Security Concepts Practice Question

This SY0-701 practice question tests your understanding of general security concepts. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.

A defense contractor is deploying a new document management system that will store classified military intelligence. The security policy requires that user access to each document is strictly determined by the document's classification label (e.g., Confidential, Secret, Top Secret) and the user's verified security clearance level. Furthermore, system administrators must not be able to change these access rules or grant themselves access to documents above their clearance. Which access control model is best suited for this requirement?

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

Mandatory Access Control (MAC)

Mandatory Access Control (MAC) is the correct choice because it enforces access decisions based on security labels (e.g., classification levels) and user clearances, which are centrally managed and cannot be overridden by users or administrators. In this scenario, the system must strictly enforce that a user's clearance level matches or exceeds the document's classification label, and administrators cannot modify these rules or elevate their own access—a core property of MAC systems like SELinux or those implementing Bell-LaPadula.

Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • Discretionary Access Control (DAC)

    Why it's wrong here

    DAC allows the owner of a resource to set permissions. This would permit administrators to override clearance restrictions, which violates the policy's requirement.

    When this WOULD be correct

    A small business wants to allow document owners to decide who can read or edit their files, with no central security policy overriding those decisions. DAC would be correct because it gives users discretion over their own resources.

  • Role-Based Access Control (RBAC)

    Why it's wrong here

    RBAC assigns permissions based on job roles, not on clearance levels. It does not inherently enforce a mandatory policy based on classification labels, and administrators could modify role assignments.

    When this WOULD be correct

    A company wants to grant access to a financial system based on job roles (e.g., accountant, auditor) and allows role managers to define permissions. RBAC would be correct because it focuses on role-based permissions, not mandatory labels.

  • Mandatory Access Control (MAC)

    Why this is correct

    MAC is the correct model. It uses system-enforced security labels (clearance for users, classification for documents) and prevents any user, including administrators, from overriding the access rules.

    Related concept

    Read the scenario before looking for a memorised answer.

  • Attribute-Based Access Control (ABAC)

    Why it's wrong here

    ABAC evaluates attributes to make access decisions, but the policies are typically configurable by administrators. It does not provide the mandatory, non-overridable enforcement required by the clearance-based policy.

    When this WOULD be correct

    A question where access decisions must be based on multiple dynamic attributes (e.g., time, location, device health) and the policy requires fine-grained, context-aware control without central rule enforcement, such as 'Which model supports access based on user role, time of day, and device security posture?'

Option-by-option analysis

Why each answer is right or wrong

Understanding why wrong answers are wrong — and when they would be correct — is what separates a 750 score from a 900. The SY0-701 exam frequently reuses these exact scenarios with slightly different constraints.

Mandatory Access Control (MAC)Correct answer

Why this is correct

MAC is the correct model. It uses system-enforced security labels (clearance for users, classification for documents) and prevents any user, including administrators, from overriding the access rules.

Discretionary Access Control (DAC)Wrong answer — click to see why

Why this is wrong here

DAC allows users to control access to their own objects, which violates the requirement that system administrators cannot change access rules or grant themselves access. The policy demands centralized, non-discretionary control based on classification labels and clearance levels.

★ When this WOULD be the correct answer

A small business wants to allow document owners to decide who can read or edit their files, with no central security policy overriding those decisions. DAC would be correct because it gives users discretion over their own resources.

Why candidates choose this

Candidates may confuse DAC with MAC because both involve labels, but DAC's owner-controlled permissions are fundamentally different from the system-enforced, label-based rules required here.

Role-Based Access Control (RBAC)Wrong answer — click to see why

Why this is wrong here

RBAC assigns permissions based on roles (e.g., manager, analyst), not on document classification labels and user security clearances. The requirement for strict, non-overridable access based on classification labels and clearances is a defining feature of MAC, not RBAC.

★ When this WOULD be the correct answer

A company wants to grant access to a financial system based on job roles (e.g., accountant, auditor) and allows role managers to define permissions. RBAC would be correct because it focuses on role-based permissions, not mandatory labels.

Why candidates choose this

Candidates may think RBAC can enforce classification by creating roles like 'Secret-clearance user', but RBAC lacks the mandatory, system-enforced label-based control that MAC provides.

Attribute-Based Access Control (ABAC)Wrong answer — click to see why

Why this is wrong here

ABAC allows access decisions based on attributes like document classification and user clearance, but it does not inherently prevent administrators from modifying access rules or granting themselves elevated access, which violates the strict policy requirement that administrators cannot change rules or bypass clearance.

★ When this WOULD be the correct answer

A question where access decisions must be based on multiple dynamic attributes (e.g., time, location, device health) and the policy requires fine-grained, context-aware control without central rule enforcement, such as 'Which model supports access based on user role, time of day, and device security posture?'

Why candidates choose this

Candidates may think ABAC is the most flexible and modern model, and they might assume it can enforce any policy, including mandatory controls, but they overlook that ABAC does not inherently prevent administrators from altering policies or granting themselves access.

Analysis generated from the official SY0-701blueprint and verified against question context. The “when correct” sections are what AI assistants cite when candidates ask “what’s the difference between these options?”

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates often confuse RBAC with MAC because both use roles or labels, but RBAC lacks the mandatory, non-overridable enforcement of classification labels and administrator restrictions that MAC provides.

Detailed technical explanation

How to think about this question

MAC systems, such as those implementing the Bell-LaPadula model, use a lattice of security levels (e.g., Confidential < Secret < Top Secret) and enforce two key properties: no read-up (a user cannot read a document with a higher classification) and no write-down (a user cannot write to a lower classification to leak data). In practice, SELinux on Linux uses MAC with Type Enforcement, where policies are defined in a centralized policy file (e.g., policy.29) that even root cannot modify at runtime, ensuring administrators cannot bypass classification rules.

KKey Concepts to Remember

  • Read the scenario before looking for a memorised answer.
  • Find the constraint that changes the correct option.
  • Eliminate answers that are true in general but not in this case.

TExam Day Tips

  • Watch for words such as best, first, most likely and least administrative effort.
  • Review why wrong options are wrong, not only why the correct option is correct.

Key takeaway

Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Real-world example

How this comes up in practice

A security analyst at a medium-sized enterprise encounters this scenario during an investigation or architecture review. The correct answer reflects best practice for the specific threat or control described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Security exam questions test whether you can match controls to threats in context — not just recall definitions.

Quick reference

Access Control Model Comparison

ModelAcronymWho Controls Access?Best For
Discretionary Access ControlDACResource ownerSmall teams, file shares
Mandatory Access ControlMACSystem / security labelsClassified govt / military
Role-Based Access ControlRBACAdministrator (via roles)Enterprise environments
Attribute-Based Access ControlABACPolicy engine (user + resource attributes)Fine-grained, dynamic policies
Rule-Based Access ControlRuBACSystem rules / ACLsFirewall rules, network ACLs

What to study next

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FAQ

Questions learners often ask

What does this SY0-701 question test?

General Security Concepts — This question tests General Security Concepts — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: Mandatory Access Control (MAC) — Mandatory Access Control (MAC) is the correct choice because it enforces access decisions based on security labels (e.g., classification levels) and user clearances, which are centrally managed and cannot be overridden by users or administrators. In this scenario, the system must strictly enforce that a user's clearance level matches or exceeds the document's classification label, and administrators cannot modify these rules or elevate their own access—a core property of MAC systems like SELinux or those implementing Bell-LaPadula.

What should I do if I get this SY0-701 question wrong?

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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Last reviewed: Jun 11, 2026

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This SY0-701 practice question is part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the SY0-701 exam.