Free Cyber AB CMMC-CCP Practice Exam with Questions & Answers | Set: 4

The CMMC Code of Professional Conduct applies to all CMMC assessors, practitioners, and ecosystem participants. Its guiding principles are: Objectivity, Information Integrity, and Higher Accountability.

Supporting Extracts from Official Content:

CMMC Code of Professional Conduct: “Guiding principles… include Objectivity, Information Integrity, and Higher Accountability.”

Why Option A is Correct:

These three principles are the official guiding values documented in the Code of Professional Conduct.

Options B, C, and D insert terms (“proper use of methods”) that are not part of the official guiding principles.

References (Official CMMC v2.0 Content):

CMMC Code of Professional Conduct.

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Understanding the CMMC Level 2 Assessment Process

When anOrganization Seeking Certification (OSC)engages aCertified Third-Party Assessment Organization (C3PAO)to conduct aCMMC Level 2 Assessment, anAssessment Planis developed to outline the scope, methodology, and logistics of the assessment.

Who Signs Off on the Assessment Plan?

According to theCMMC Assessment Process (CAP) Guide, theAssessment Plan must be formally agreed upon and signed off by:

Lead Assessor– The individual responsible for overseeing the execution of the assessment.

C3PAO (Certified Third-Party Assessment Organization)– The entity conducting the assessment.

Why "C. Lead Assessor and C3PAO" is Correct?

TheLead Assessorensures that theAssessment Plan aligns with CMMC-AB and DoD requirements, including methodology, objectives, and evidence collection.

TheC3PAOprovides organizational approval, confirming that the assessment is conducted according toCMMC-AB rules and contractual agreements.

Why Other Answers Are Incorrect?

A. OSC and Sponsor (Incorrect)

TheOSC (Organization Seeking Certification)is involved in planning but does not sign off on the plan.

Asponsoris not part of the sign-off process in CMMC assessments.

B. OSC and CMMC-AB (Incorrect)

TheOSCdoes not formally approve theAssessment Plan—this responsibility belongs to the assessment team.

TheCMMC-ABdoes not sign off on individualAssessment Plans.

D. C3PAO and Assessment Official (Incorrect)

"Assessment Official" isnot a defined rolein the CMMC assessment process.

TheC3PAOis involved, but it must be theLead Assessorwho signs off, not an unspecified official.

Conclusion

The correct answer isC. Lead Assessor and C3PAO.

TheLead Assessorensures assessment integrity, while theC3PAOprovides official authorization.

Understanding the Best Source for CMMC Practice Descriptions

TheCMMC Assessment Guide (Levels 1 and 2)is theprimaryandmost authoritativedocument for detailed descriptions of each practice and process within the variousCMMC domains.

Step-by-Step Breakdown:

✅1. What is the CMMC Assessment Guide?

TheCMMC Assessment Guideprovides detailed explanations of:

EachCMMC practicewithin its respectivedomain.

Theassessment objectivesfor verifying implementation.

Examples ofevidence requiredto demonstrate compliance.

CMMC 2.0 includes two levels:

Level 1: 17 basic cybersecurity practices.

Level 2: 110 practices aligned withNIST SP 800-171.

TheAssessment Guidedefines howassessorsevaluate compliance.

✅2. Why the Other Answer Choices Are Incorrect:

(A) CMMC Glossary❌

TheGlossaryprovidesdefinitions of termsused in CMMC but does not describe specific practices in detail.

(B) CMMC Appendices❌

Appendicesinclude supplementary information likereferences and scoping guidance, but they do not provide full descriptions of practices.

(C) CMMC Assessment Process❌

TheAssessment Process Guideexplainshowassessments are conducted, but it doesnot describe each practicein detail.

Final Validation from CMMC Documentation:

TheCMMC Assessment Guide (Levels 1 and 2)is theofficialsource for descriptions of eachCMMC practice and process, making it thebest referencefor understanding compliance requirements.

The correct answer is C because the CMMC physical protection requirement focuses on protecting areas where in-scope information systems, equipment, and controlled environments are located. CMMC Level 2 requirement PE.L2-3.10.3, Escort Visitors , requires the organization to “escort visitors and monitor visitor activity.” The official CMMC Level 2 Assessment Guide states that the assessment objectives include determining whether visitors are escorted, visitor activity is monitored, physical access audit logs are maintained, and physical access devices are controlled and managed. The same guide explains that individuals with permanent physical access authorization credentials are not considered visitors, and that audit logs can be used to monitor visitor activity.

For CMMC purposes, the key issue is whether the visitor could physically access organizational systems, equipment, FCI, CUI, or the respective operating environment. A general corporate area that is outside the controlled environment may not require the same escort rule unless it provides access to in-scope assets. However, the controlled environment must be protected from unauthorized physical access. Therefore, visitors should be escorted in the controlled environment, where FCI/CUI systems or related assets may be present. Option A is incorrect because CMMC requires visitor escorting. Option B reverses the protection priority. Option D is overly broad for this question because it does not distinguish between a general corporate area and the controlled environment defined in the DAP.

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Understanding DFARS Clause 252.204-7012

TheDefense Federal Acquisition Regulation Supplement (DFARS) clause 252.204-7012is a mandatory cybersecurity clause required inall DoD contracts and solicitationsthat involveControlled Unclassified Information (CUI).

Key Requirements of DFARS 252.204-7012

✅Implements NIST SP 800-171security controls for contractors handlingCUI.

✅Requirescyber incident reportingto theDoD Cyber Crime Center (DC3)within72 hours.

✅Mandatesadequate security measuresto protectDoD information systems.

✅Applies toall DoD contracts, except for those exclusively acquiring COTS items.

Why "All DoD Solicitations and Contracts" is Correct?

Option A (Correct):DFARS 252.204-7012must be included in all DoD contracts and solicitationswhen CUI is involved.

Option B (Incorrect):FAR Part 12 procedures apply tocommercial item acquisitions, but DFARS 7012 appliesregardless of procurement procedures.

Option C (Incorrect):Contractssolely for COTS (Commercial Off-the-Shelf) productsare exemptfrom DFARS 7012.

Option D (Incorrect):COTS itemssold without modificationsarenot requiredto include DFARS 7012.

Official References from DoD and DFARS Documentation

DFARS Clause 252.204-7012 (Safeguarding Covered Defense Information and Cyber Incident Reporting)

NIST SP 800-171– The required cybersecurity standard for contractors under DFARS 7012.

Final Verification and Conclusion

The term that describes"the prevention of damage to, protection of, and restoration of computers and electronic communication systems/services, including information contained therein, to ensure its availability, integrity, authentication, confidentiality, and non-repudiation"isCybersecurity.

Step-by-Step Breakdown:

✅1. Cybersecurity Defined

Cybersecurityfocuses onprotecting networks, systems, and datafrom cyber threats.

It includes measures to ensure:

Availability(data is accessible when needed).

Integrity(data is accurate and unaltered).

Authentication(verifying users' identities).

Confidentiality(ensuring only authorized access).

Non-repudiation(preventing denial of actions).

The definition in the questionaligns directly with cybersecurity principles, making it the best answer.

✅2. Why the Other Answer Choices Are Incorrect:

(B) Data Security❌

Data securityfocusesspecificallyon protectingstored information(e.g., encryption, access controls), but cybersecurity is broader—it includesnetworks, systems, and communication services.

(C) Network Security❌

Network securityis asubset of cybersecuritythat focuses on protectingnetwork infrastructure(e.g., firewalls, intrusion detection systems).

The definition in the question includesmore than just networks, so cybersecurity is the better choice.

(D) Information Security❌

Information security (InfoSec)is related but broader than cybersecurity.

InfoSeccoversphysical and organizational security(e.g., policies, procedures) in addition todigital protections.

Final Validation from CMMC Documentation:

CMMC and NIST SP 800-171 define cybersecurityas the protection ofsystems, networks, and data from cyber threats.

DoD Cybersecurity Definitions(aligned with NIST) confirm that cybersecurity is the term thatbest fits the definition in the question.

During aCMMC readiness review, anOrganization Seeking Certification (OSC)may argue that a specificenclave (network segment or system) is out of scopefor assessment. TheLead Assessor is responsible for verifying and approving this request.

Roles and Responsibilities in CMMC Assessments:

Certified CMMC Professional (CCP)

A CCP supports OSCs inpreparing for assessmentsbutdoes not make final scope determinations.

Certified Third-Party Assessment Organization (C3PAO)

The C3PAOoversees the assessmentbut doesnot personally verify scope exclusions—that falls under theLead Assessor’s role.

Lead Assessor (Correct Answer)

TheLead Assessor has the authorityto determine if anenclave is out of scopebased on OSC-provided evidence.

The Lead Assessor followsCMMC Assessment Process (CAP) guidelinesto ensure proper scoping.

Advisory Board

TheCMMC-AB (Advisory Board) does not make scope determinations. It focuses onprogram oversightandcertification processes.

Official References Supporting the Correct Answer:

CMMC Assessment Process (CAP) v1.0

TheLead Assessor is responsible for confirming the assessment scopeand determining enclave applicability.

CMMC Scoping Guidance for Level 2 Assessments

Requires theLead Assessor to review and approve any enclave exclusionsbefore finalizing the assessment scope.

Conclusion:

TheLead Assessoris the correct answer because they have the authority to verify scope determinations during the assessment.

✅Correct Answer: C. Lead Assessor

Understanding CMMC Assessment Methods

TheCMMC Assessment Process (CAP)definesthree primary assessment methodsused to verify compliance with cybersecurity practices:

Examine– Reviewing documents, policies, configurations, and logs.

Interview– Engaging with subject matter experts (SMEs) to clarify processes and verify implementation.

Test– Observing technical implementations, such as system configurations and security measures.

Since the question asks for a method thatgathers information from SMEs to facilitate understanding and achieve clarification, the correct method isInterview.

Why "Interview" is Correct?

✅Interviewsare specifically designed togather information from SMEsto confirm understanding and clarify security processes.

✅TheCMMC Assessment Guiderequires assessors tointerview key personnelresponsible for cybersecurity practices.

✅Examine (Option B)andTest (Option A)are also valid assessment methods, but they donot focus on gathering insights directly from SMEs.

Breakdown of Answer Choices

Option

Description

Correct?

A. Test

❌Incorrect–This method involvestechnical verification, not gathering SME insights.

B. Examine

❌Incorrect–This method focuses ondocument review, not SME interaction.

C. Interview

✅Correct – The method used to gather information from SMEs and achieve clarification.

D. Assessment

❌Incorrect–This is a general term,not a specific assessment method.

Official References from CMMC 2.0 Documentation

CMMC Assessment Process Guide (CAP)– DefinesInterviewas the method for obtaining information from SMEs.

Final Verification and Conclusion

The correct answer isC. Interview, as this methodgathers insights from subject matter expertsto verify cybersecurity implementations.

Understanding FAR Clause 52.204-21

TheFederal Acquisition Regulation (FAR) Clause 52.204-21is titled"Basic Safeguarding of Covered Contractor Information Systems."This clause establishesminimum cybersecurity requirementsforfederal contractorsthat handleFederal Contract Information (FCI).

Key Purpose of FAR Clause 52.204-21

Theprimary objectiveof FAR 52.204-21 is to ensure that contractors applybasic cybersecurity protectionsto theirinformation systemsthat process, store, or transmitFCI. Theseminimum safeguarding requirementsserve as abaseline security standardfor contractors doing business with theU.S. government.

Why "Minimum Standard of Care" is Correct?

FAR 52.204-21 doesnotrequire contractors to install specific cybersecurity tools (eliminating option A).

Itoutlines only the minimum safeguards, notallcybersecurity controls needed for complete security (eliminating option B).

CMMC certification isnotmandated by this clause alone (eliminating option D).

Instead, it establishesa baseline "standard of care"that all federal contractorsmust followto protectFCI(making option C correct).

Breakdown of Answer Choices

Option

Description

Correct?

A. It directs all covered contractors to install the cybersecurity systems listed in that clause.

❌Incorrect–The clause doesnotspecify tools or require specific cybersecurity systems.

B. It describes all of the safeguards that contractors must take to secure covered contractor IS.

❌Incorrect–It only setsminimumrequirements, notall possiblesecurity measures.

C. It describes the minimum standard of care that contractors must take to secure covered contractor IS.

✅Correct – The clause defines basic safeguards as a minimum security standard.

D. It directs covered contractors to obtain CMMC Certification at the level equal to the lowest requirement of their contracts.

❌Incorrect–FAR 52.204-21 doesnot mandateCMMC certification; that requirement comes from DFARS 252.204-7012 and 7021.

Minimum Safeguarding Requirements Under FAR 52.204-21

The clause defines15 basic security controls, which align withCMMC Level 1. Some examples include:

✅Access Control– Limit access to authorized users.

✅Identification & Authentication– Authenticate system users.

✅Media Protection– Sanitize media before disposal.

✅System & Communications Protection– Monitor and control network connections.

Official References from CMMC 2.0 and FAR Documentation

FAR 52.204-21– Establishes thebasic safeguarding requirementsfor FCI.

CMMC 2.0 Level 1– Directly aligns withFAR 52.204-21 controls.

Final Verification and Conclusion

The correct answer isC. It describes the minimum standard of care that contractors must take to secure covered contractor IS.This aligns withFAR 52.204-21 requirementsas abaseline security standard for FCI.

In the CMMC 2.0 framework, the "Advanced" level is synonymous with CMMC Level 2 . The model is designed to be cumulative , meaning each higher level incorporates the requirements of the level(s) below it.

Cumulative Structure : For an organization to achieve a Level 2 Certification, it must demonstrate that it meets all 17 practices from Level 1 (Foundational) plus the additional 93 practices introduced at Level 2, totaling 110 practices (aligned with NIST SP 800-171 ).

Access Control (AC) Domain Breakdown :

Level 1 : Contains 4 AC practices (e.g., limiting system access to authorized users).

Level 2 : Contains 22 AC practices total. This includes the original 4 from Level 1 and 18 additional practices (e.g., controlling the use of privileged functions, limiting unsuccessful logon attempts).

Level 3 (Expert) : This level adds even more practices from NIST SP 800-172 . While Level 3 "contains" Level 2, the question asks specifically about what the Advanced Level (Level 2) contains. Therefore, it contains Level 1 and Level 2 practices.

Why other options are incorrect :

Option A : Level 2 is not just Level 1; it includes the additional NIST 800-171 requirements.

Option B : Level 3 practices are part of the "Expert" level, not the "Advanced" level.

Option D : The "Advanced" level (Level 2) does not include the "Expert" (Level 3) practices.

Reference Documents :

CMMC Model Overview (v2.0/v2.1) : Section 3.2, "Level 2: Advanced," which explicitly states the level consists of the 110 practices from NIST SP 800-171, which includes the Level 1 requirements.

32 CFR Part 170 (CMMC Program Rule) : Defines the mapping of the 14 domains and the cumulative nature of the certification levels.

CMMC Level 2 Assessment Guide : Lists all 22 Access Control practices required for a Level 2 assessment.