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LEAD-AUDITOR Real Exam Questions

PECB Certified ISO/IEC 27001 Lead Auditor. Everything you need to prepare, practice, and pass.

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Certification Overview

What This Certification Proves

The LEAD-AUDITOR PECB Certified ISO/IEC 27001 Lead Auditor certification validates your expertise in PECB technologies. This industry-recognized credential demonstrates your ability to work with PECB solutions and is valued by employers worldwide.

Who Should Take This Exam

This certification is ideal for IT professionals, system administrators, cloud engineers, security analysts, and developers who work with PECB technologies. Whether you're starting your career or advancing to senior roles, the LEAD-AUDITOR certification strengthens your professional profile.

Topic Breakdown

197 domains covering 389 questions

DomainQuestionsWeight
Conducting An Iso/Iec 27001 Audit123%
Information Security Controls113%
Fundamental Audit Concepts And Principles92%
Information Security Concepts82%
Isms Audit Programme Management82%
Closing An Isms Audit72%
Audit Follow-Up And Corrective Actions62%
Audit Findings And Nonconformities62%
Information Security Risk Management62%
Certification Audit Process51%
Information Security Incident Management51%
Audit Evidence Collection51%
Audit Principles And Terminology51%
Managing An Audit Programme51%
Audit Reporting And Follow-Up51%
Audit Execution51%
Audit Process And Principles51%
Certification Process And Decision Making51%
Iso 27001 Controls And Implementation51%
Information Security Management System Requirements41%
Audit Planning41%
Audit Planning And Preparation41%
Audit Techniques And Tools41%
Risk Assessment And Treatment41%
Audit Findings Classification41%
Information Security Concepts And Principles41%
Threats, Vulnerabilities, And Risk41%
Isms Scope And Context41%
Access Control And Acceptable Use31%
Conducting The Audit31%
Planning And Preparing For An Audit31%
Planning An Iso/Iec 27001 Audit31%
Audit Reporting31%
Audit Conduct31%
Asset Management31%
Audit Reporting And Closing Meeting31%
Information Security Management31%
Isms Documentation Requirements31%
Managing An Iso/Iec 27001 Audit Program31%
Conducting An Isms Audit31%
Audit Methods And Techniques31%
Audit Evidence And Sampling31%
Audit Roles And Responsibilities31%
Context Of The Organization21%
Information Security Fundamentals21%
Audit Principles And Processes21%
Audit Types And Objectives21%
Audit Types And Roles21%
Internal Audit Management21%
Introduction To Iso And Management Systems21%
Auditing Isms Controls (Iso/Iec 27001:2022)21%
Auditor Competence21%
Isms Audit Execution21%
Isms Continual Improvement21%
Auditor Competence And Personal Attributes21%
Isms Fundamentals21%
Certification And Accreditation21%
Certification And Accreditation Benefits21%
Isms Planning And Documentation21%
Iso/Iec 27001 Documentation Requirements21%
Audit Reporting And Nonconformity Management21%
Audit Planning And Management21%
Information Security Controls Audit21%
Audit Planning And Materiality Assessment21%
Managing And Conducting The Audit21%
Physical And Environmental Security21%
Physical And Environmental Security Audit21%
Audit Preparation And Planning21%
Fundamental Concepts And Principles Of An Isms21%
Incident Management And Response21%
Risk Management21%
Information Classification21%
Audit Principles And Methodology21%
Information Security Concepts And Risk Management21%
Human Resource Security10%
Information Security Concepts And Emerging Technologies10%
Information Security Risk Assessment10%
Information Security Standards And Frameworks10%
Information Security Threats10%
Internal Audit And Management Review10%
Isms Audit - Incident Management10%
Isms Audit - Policy And Controls10%
Isms Audit And Certification10%
Isms Controls Verification10%
Isms Documentation And Compliance10%
Isms Documentation And Controls10%
Isms Framework – Plan-Do-Check-Act Model10%
Isms Fundamentals - Plan-Do-Check-Act10%
Isms Fundamentals And Purpose10%
Isms Management Responsibility10%
Isms Monitoring And Review10%
Isms Performance Evaluation10%
Isms Scope And Context Management10%
Iso 27001 Annex A - People Controls10%
Iso 27001 Requirements10%
Iso/Iec 27001 Annex A Controls Mapping To Audit Scenarios10%
Iso/Iec 27001 Compliance And Legal Requirements10%
Iso/Iec 27001 Context And Scope10%
Iso/Iec 27001 Controls10%
Iso/Iec 27001 Controls Management10%
Iso/Iec 27001 Isms Controls And Requirements10%
Iso/Iec 27001 Isms Requirements10%
Iso/Iec 27001 Planning Requirements10%
Iso/Iec 27001 Requirements10%
Iso/Iec 27001 Risk Assessment10%
Leadership And Commitment (Iso/Iec 27001 Clause 5)10%
Management System Concepts10%
Managing An Iso/Iec 27001 Audit Programme10%
Operations - Secure Development And Supplier Management10%
Operations - Secure Development And Support10%
Planning - Information Security Objectives10%
Planning - Information Security Risk Management10%
Planning The Isms (Iso/Iec 27001 Clause 6)10%
Preparing An Iso/Iec 27001 Audit10%
Quality And Process Management10%
Remote And Virtual Audit Procedures10%
Risk Assessment Methodology10%
Supplier Relationships - Audit Of External Providers10%
Supplier Relationships And Privacy10%
Support - Competence10%
Support And Documented Information (Iso/Iec 27001 Clause 7)10%
Types Of Audits10%
Access Control10%
Vulnerability Management10%
Audit Closing Meeting Planning And Conduct10%
Audit Communication And Reporting10%
Audit Conduct - Collecting And Verifying Audit Evidence10%
Audit Criteria And Standards10%
Audit Documentation And Records10%
Audit Ethics And Conduct10%
Audit Ethics And Confidentiality10%
Audit Ethics And Professional Conduct10%
Audit Evidence And Findings10%
Audit Evidence Collection And Evaluation10%
Audit Execution And Evidence Collection10%
Audit Execution And Findings10%
Audit Execution And Management10%
Audit Execution And Reporting10%
Audit Findings And Conclusions10%
Audit Findings And Corrective Actions10%
Audit Findings And Reporting10%
Audit Follow-Up And Corrective Action Verification10%
Audit Initiation10%
Audit Management10%
Audit Management And Planning10%
Audit Methodology And Sampling10%
Audit Methods – Document And Record Review10%
Audit Methods And Planning10%
Audit Objectives, Criteria, And Scope – Third-Party Audit10%
Audit Objectives, Scope And Criteria10%
Audit Planning - Certification Audit10%
Audit Planning - Team Selection10%
Audit Planning And Execution10%
Audit Planning And Initiation10%
Audit Planning And Programme Management10%
Audit Planning And Sampling10%
Audit Planning And Scope Management10%
Audit Principles And Ethics10%
Audit Procedures And Evidence Collection10%
Audit Procedures And Techniques10%
Audit Process – Follow-Up Audit Rules And Outcomes10%
Audit Program Management10%
Audit Programme Management10%
Audit Quality Management10%
Audit Reporting And Certification Recommendation10%
Audit Risk Management10%
Audit Scope Management And Certification Body Procedures10%
Audit Stages And Process10%
Audit Team Management And Leadership10%
Audit Team Management And Roles10%
Audit Team Roles - Technical Experts10%
Audit Team Roles And Responsibilities10%
Audit Team Structure And Management10%
Audit Tools And Techniques – Checklists10%
Audit Types And Methods10%
Audit Types And Objectives – First-Party Audit10%
Auditor Competence And Ethics10%
Auditor Competence And Independence10%
Auditor Conduct And Professional Ethics10%
Auditor Conduct, Ethics, And Nonconformity Management10%
Auditor Ethics And Professional Conduct10%
Auditor Independence And Ethics10%
Business Continuity And Isms Audit Evidence Collection10%
Certification Audit Process - Stage 110%
Certification Audit Process – Stage 1 Purpose10%
Certification Body Requirements And Management10%
Compliance And Continual Improvement10%
Conducting The Audit / Asset Management10%
Conducting The Audit / Physical And Environmental Security10%
Conducting The Audit / Supplier Relationships10%
Context Of The Organization - Interested Parties10%
Context Of The Organization - Isms Scope10%
Context Of The Organization (Iso/Iec 27001 Clause 4)10%
Corrective Action And Supplier Relationships10%
Follow-Up Audit10%
Follow-Up Audit - Managing Unresolved Nonconformities10%
Fundamental Principles Of Information Security10%

Study Plans

Choose a study plan that matches your schedule and experience level

30 Days

Intensive Sprint

Week 1-2

  • Master fundamentals: Conducting An Iso/Iec 27001 Audit
  • Read PECB official documentation
  • Complete 14 questions daily

Week 3

  • Deep dive: Information Security Controls
  • Review weak areas from results
  • Take 2 full-length exams

Week 4

  • Review all flagged questions
  • Timed exams to build stamina
  • Final revision of key concepts

60 Days

Balanced Approach

Week 1-2

  • Survey all exam domains
  • Set up study environment
  • Begin with foundational topics

Week 3-4

  • Focus: Conducting An Iso/Iec 27001 Audit
  • Focus: Information Security Controls
  • 7 questions daily

Week 5-6

  • Focus: Fundamental Audit Concepts And Principles
  • Hands-on labs if applicable
  • Review explanations for wrong answers

Week 7-8

  • Complete all 392 questions
  • Identify and eliminate weak areas
  • Take 3 full-length timed tests

90 Days

Comprehensive Study

Month 1

  • Learn all exam domains at a comfortable pace
  • Build strong foundational knowledge
  • 5 questions daily

Month 2

  • Deep dive into each domain
  • Hands-on practice and labs
  • Take weekly timed exams

Month 3

  • Work through all 392 questions
  • Identify and eliminate weak areas
  • Take 3 full-length timed exams

LEAD-AUDITOR-Specific Tips

  • Focus on "Conducting An Iso/Iec 27001 Audit" first - it covers 3% of the exam
  • Use all 392 questions to identify knowledge gaps
  • Review detailed explanations for every wrong answer
  • Study "Information Security Controls" as your second priority
  • Take at least 2-3 full-length exams before scheduling your exam

Sample Questions

Try 5 free questions from the LEAD-AUDITOR question bank

Q1Closing an ISMS Audit

Scenario 8: EsBank provides banking and financial solutions to the Estonian banking sector since September 2010. The company has a network of 30 branches with over 100 ATMs across the country. Operating in a highly regulated industry, EsBank must comply with many laws and regulations regarding the security and privacy of data. They need to manage information security across their operations by implementing technical and nontechnical controls. EsBank decided to implement an ISMS based on ISO/IEC 27001 because it provided better security, more risk control, and compliance with key requirements of laws and regulations. Nine months after the successful implementation of the ISMS, EsBank decided to pursue certification of their ISMS by an independent certification body against ISO/IEC 27001 .The certification audit included all of EsBank's systems, processes, and technologies. The stage 1 and stage 2 audits were conducted jointly and several nonconformities were detected. The first nonconformity was related to EsBank's labeling of information. The company had an information classification scheme but there was no information labeling procedure. As a result, documents requiring the same level of protection would be labeled differently (sometimes as confidential, other times sensitive). Considering that all the documents were also stored electronically, the nonconformity also impacted media handling. The audit team used sampling and concluded that 50 of 200 removable media stored sensitive information mistakenly classified as confidential. According to the information classification scheme, confidential information is allowed to be stored in removable media, whereas storing sensitive information is strictly prohibited. This marked the other nonconformity. They drafted the nonconformity report and discussed the audit conclusions with EsBank's representatives, who agreed to submit an action plan for the detected nonconformities within two months. EsBank accepted the audit team leader's proposed solution. They resolved the nonconformities by drafting a procedure for information labeling based on the classification scheme for both physical and electronic formats. The removable media procedure was also updated based on this procedure. Two weeks after the audit completion, EsBank submitted a general action plan. There, they addressed the detected nonconformities and the corrective actions taken, but did not include any details on systems, controls, or operations impacted. The audit team evaluated the action plan and concluded that it would resolve the nonconformities. Yet, EsBank received an unfavorable recommendation for certification. Based on the scenario above, answer the following question: According to scenario 8, the audit team evaluated the action plan and concluded that it would resolve the detected nonconformities. Is this acceptable?

Q2Context of the Organization (ISO/IEC 27001 Clause 4)

Scenario 2: Clinic, founded in the 1990s, is a medical device company that specializes in treatments for heart- related conditions and complex surgical interventions. Based in Europe, it serves both patients and healthcare professionals. Clinic collects patient data to tailor treatments, monitor outcomes, and improve device functionality. To enhance data security and build trust, Clinic is implementing an information security management system (ISMS) based on ISO/IEC 27001. This initiative demonstrates Clinic's commitment to securely managing sensitive patient information and proprietary technologies. Clinic established the scope of its ISMS by solely considering internal issues, interfaces, dependencies between internal and outsourced activities, and the expectations of interested parties. This scope was carefully documented and made accessible. In defining its ISMS, Clinic chose to focus specifically on key processes within critical departments such as Research and Development, Patient Data Management, and Customer Support. Despite initial challenges, Clinic remained committed to its ISMS implementation, tailoring security controls to its unique needs. The project team excluded certain Annex A controls from ISO/IEC 27001 while incorporating additional sector-specific controls to enhance security. The team evaluated the applicability of these controls against internal and external factors, culminating in the development of a comprehensive Statement of Applicability (SoA) detailing the rationale behind control selection and implementation. As preparations for certification progressed, Brian, appointed as the team leader, adopted a self-directed risk assessment methodology to identify and evaluate the company's strategic issues and security practices. This proactive approach ensured that Clinic's risk assessment aligned with its objectives and mission. Based on Scenario 2, the Clinic decided that the ISMS would cover only key processes and departments. Is this acceptable?

Q3Threats, Vulnerabilities, and Risk

Scenario: A data processing tool crashed when a user added more data to the buffer than its storage capacity allows. The incident was caused by the tool's inability to bound-check arrays. What kind of vulnerability is this?

Q4Information Security Fundamentals

Scenario: After an information security incident, an organization created a comprehensive backup procedure involving regular, automated backups of all critical data to offsite storage locations. By doing so, which principle of information security is the organization applying in this case?

Q5Conducting an ISO/IEC 27001 Audit

Scenario 4: SendPay is a financial company that provides its services through a network of agents and financial institutions. One of their main services is transferring money worldwide. SendPay, as a new company, seeks to offer top quality services to its clients. Since the company offers international transactions, it requires from their clients to provide personal information, such as their identity, the reason for the transactions, and other details that might be needed to complete the transaction. Therefore, SendPay has implemented security measures to protect their clients' information, including detecting, investigating, and responding to any information security threats that may emerge. Their commitment to offering secure services was also reflected during the ISMS implementation where the company invested a lot of time and resources. Last year, SendPay unveiled their digital platform that allows money transactions through electronic devices, such as smartphones or laptops, without requiring an additional fee. Through this platform, SendPay's clients can send and receive money from anywhere and at any time. The digital platform helped SendPay to simplify the company's operations and further expand its business. At the time, SendPay was outsourcing its software operations, hence the project was completed by the software development team of the outsourced company. The same team was also responsible for maintaining the technology infrastructure of SendPay. Recently, the company applied for ISO/IEC 27001 certification after having an ISMS in place for almost a year. They contracted a certification body that fit their criteria. Soon after, the certification body appointed a team of four auditors to audit SendPay's ISMS. During the audit, among others, the following situations were observed: 1. The outsourced software company had terminated the contract with SendPay without prior notice. As a result, SendPay was unable to immediately bring the services back in-house and its operations were disrupted for five days. The auditors requested from SendPay's representatives to provide evidence that they have a plan to follow in cases of contract terminations. The representatives did not provide any documentary evidence but during an interview, they told the auditors that the top management of SendPay had identified two other software development companies that could provide services immediately if similar situations happen again. 2. There was no evidence available regarding the monitoring of the activities that were outsourced to the software development company. Once again, the representatives of SendPay told the auditors that they regularly communicate with the software development company and that they are appropriately informed for any possible change that might occur. 3. There was no nonconformity found during the firewall testing. The auditors tested the firewall configuration in order to determine the level of security provided by these services. They used a packet analyzer to test the firewall policies which enabled them to check the packets sent or received in real-time. Based on this scenario, answer the following question: How do you evaluate the evidence obtained related to the monitoring process of outsourced operations? Refer to scenario 4.

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