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100+ Free CCSO Practice Questions

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In a cloud SLA, which metric defines the percentage of time the service must be available over a measurement period?

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2026 Statistics

Key Facts: CCSO Exam

100 MCQ

Exam Format

Mile2

70%

Passing Score

Mile2

15 domains

Course Modules

Mile2

3 years

Certification Validity

Mile2

~2 hours

Exam Duration

Mile2

DoD 8140

Government Recognition

Mile2

The Mile2 CCSO is a 100-question online MCQ exam requiring 70% to pass, delivered through Mile2's MACS platform. It covers 15 cloud security domains aligned to the CSA Cloud Controls Matrix and is DoD 8140 recognized. CEUs are required annually to maintain the certification.

Sample CCSO Practice Questions

Try these sample questions to test your CCSO exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which cloud service model gives a customer the most control over the operating system and middleware?
A.Software as a Service (SaaS)
B.Platform as a Service (PaaS)
C.Infrastructure as a Service (IaaS)
D.Function as a Service (FaaS)
Explanation: IaaS provides the customer with virtualized compute, storage, and networking resources. The customer manages the OS, middleware, runtime, and applications, giving the highest level of control among the standard cloud service models.
2A company uses a cloud environment that is owned and operated solely for that company's use. What cloud deployment model describes this arrangement?
A.Public cloud
B.Community cloud
C.Hybrid cloud
D.Private cloud
Explanation: A private cloud is provisioned for exclusive use by a single organization. It may be owned and operated by the organization, a third party, or a combination, and may reside on or off premises. It provides the greatest level of control and isolation.
3Which NIST characteristic of cloud computing allows resources to be rapidly provisioned and released with minimal management effort?
A.Broad network access
B.Resource pooling
C.Rapid elasticity
D.Measured service
Explanation: Rapid elasticity is the NIST-defined characteristic that allows capabilities to be elastically provisioned and released, in some cases automatically, to scale rapidly outward and inward commensurate with demand. This gives the illusion of unlimited resources.
4During a cloud migration security evaluation, which framework does the Cloud Security Alliance (CSA) provide specifically to assess cloud provider controls?
A.Cloud Controls Matrix (CCM)
B.COBIT 2019
C.ISO/IEC 27001
D.NIST SP 800-53
Explanation: The CSA Cloud Controls Matrix (CCM) is a cybersecurity control framework specifically designed for cloud computing. It maps controls to cloud service delivery models and is used to evaluate the security posture of cloud providers during migration evaluations.
5The ENISA cloud risk assessment identified 'Lock-in' as a top risk. Which cloud property primarily causes this risk?
A.Rapid elasticity
B.Multi-tenancy
C.Proprietary APIs and data formats
D.Metered billing
Explanation: Lock-in arises when cloud providers use proprietary APIs, data formats, and technologies that make it difficult to migrate workloads to another provider. ENISA identified this as a top cloud-specific risk because customers become dependent on a single vendor's ecosystem.
6In a cloud SLA, which metric defines the percentage of time the service must be available over a measurement period?
A.Recovery Time Objective (RTO)
B.Mean Time Between Failures (MTBF)
C.Recovery Point Objective (RPO)
D.Availability percentage (uptime guarantee)
Explanation: An availability percentage (e.g., 99.9%) in a cloud SLA specifies the proportion of time the service must be operational. Three nines (99.9%) allows roughly 8.7 hours of downtime per year; four nines (99.99%) allows about 52 minutes. This is the core uptime commitment in SLAs.
7Which governance principle ensures that no single individual has complete control over a critical cloud transaction from start to finish?
A.Separation of duties
B.Least privilege
C.Defense in depth
D.Need to know
Explanation: Separation of duties (SoD) requires that no single person can complete a sensitive transaction or process alone. In cloud environments, SoD prevents insider fraud and errors by dividing administrative roles — for example, requiring different individuals for approving and provisioning cloud resources.
8A cloud customer's data stored in a foreign jurisdiction is subject to a government access demand. Which legal concept creates this risk?
A.eDiscovery
B.Intellectual property rights
C.Contractual liability
D.Data sovereignty
Explanation: Data sovereignty refers to the principle that data is subject to the laws and regulations of the country in which it resides. When cloud data is stored in a foreign jurisdiction, local law may compel the provider to disclose data to government authorities without the customer's consent.
9During cloud contract negotiations, which clause ensures the provider must notify the customer of a security breach within a defined time window?
A.Breach notification clause
B.Indemnification clause
C.Service level agreement
D.Right to audit clause
Explanation: A breach notification clause contractually obligates the cloud provider to notify the customer (and potentially regulators) within a defined period after discovering a security incident. Many regulations such as GDPR require 72-hour notification; the contract should align with the customer's regulatory obligations.
10Which hypervisor type runs directly on the physical hardware without a host operating system?
A.Type 2 hypervisor
B.Hosted hypervisor
C.Type 1 hypervisor
D.Container runtime
Explanation: A Type 1 (bare-metal) hypervisor runs directly on the physical hardware, managing guest VMs without an underlying host OS. Examples include VMware ESXi, Microsoft Hyper-V (server core), and Xen. It is more efficient and secure than Type 2 because there is no host OS attack surface.

About the CCSO Exam

The Mile2 CCSO validates knowledge of cloud security principles across 15 domains: cloud architecture, risk management, IAM, data security, encryption, incident response, BCM/DR, application security, legal compliance, and auditing. Approved for DoD 8140 roles.

Questions

100 scored questions

Time Limit

Approximately 2 hours

Passing Score

70% (70/100)

Exam Fee

Varies by package (see mile2.com for current pricing) (Mile2 Cybersecurity Institute)

CCSO Exam Content Outline

~7%

Cloud Computing and Architecture

NIST cloud definitions, service models (IaaS/PaaS/SaaS), deployment models, and shared responsibility

~7%

Cloud Risks

ENISA risk evaluation, CSA Cloud Controls Matrix, migration security, multi-tenancy risks

~7%

ERM and Governance

Risk frameworks (NIST CSF, COBIT), SLA components, quantitative risk analysis, ALE calculations

~6%

Legal Issues

Data sovereignty, eDiscovery, GDPR DPAs, breach notification, and contract considerations

~7%

Virtualization

Hypervisor types, VM escape, container security, immutable images, and seccomp profiles

~8%

Data Security

Cloud data lifecycle, classification, DLP, tokenization, data rights management, cryptographic erasure

~6%

Data Center Operations

Logical infrastructure, VXLAN isolation, Uptime Institute tiers, and audit log integrity

~6%

Interoperability and Portability

Vendor lock-in, proprietary APIs, data portability, and open standards strategies

~6%

Traditional Security

Physical security zones, perimeter rings, TEMPEST mitigation, and data center design

~7%

BCM and Disaster Recovery

BIA, RTO/RPO, 3-2-1 backup rule, DR strategies from backup-restore to active-active

~7%

Incident Response

IR lifecycle, order of volatility, cloud forensics, credential exposure response

~8%

Application Security

Secure SDLC, SAST/DAST, DevSecOps, OWASP Top 10, secrets scanning, service mesh mTLS

~7%

Encryption and Key Management

AES-256, AES-GCM, TLS in transit, HSMs, BYOK, homomorphic encryption

~8%

Identity, Entitlement, and Access Management

Federated SSO, SAML, OAuth 2.0, ABAC/RBAC, least privilege, JIT access, service accounts

~7%

Auditing and Compliance

SOC 2, CSA STAR/CAIQ, ISO 27017, FedRAMP, PCI DSS, GDPR SCCs, continuous compliance

How to Pass the CCSO Exam

What You Need to Know

  • Passing score: 70% (70/100)
  • Exam length: 100 questions
  • Time limit: Approximately 2 hours
  • Exam fee: Varies by package (see mile2.com for current pricing)

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

CCSO Study Tips from Top Performers

1Master the 15 official CCSO domains — each module maps to real exam questions
2Know the CSA Cloud Controls Matrix (CCM) — it is referenced across multiple domains
3Understand the shared responsibility model differences between IaaS, PaaS, and SaaS
4Practice the quantitative risk formulas: ALE = SLE × ARO and how they drive control selection
5Learn GDPR key instruments: DPA (Article 28), SCCs (Chapter V), and 72-hour breach notification

Frequently Asked Questions

What is the Mile2 CCSO exam format?

The Mile2 CCSO exam consists of 100 multiple-choice questions with a 70% (70/100) passing score. It is delivered online through Mile2's MACS (Mile2 Authorized Certification System) platform. The exam typically takes approximately 2 hours to complete.

What are the domains covered in the CCSO exam?

The CCSO covers 15 domains: Cloud Computing and Architecture, Cloud Risks, ERM and Governance, Legal Issues, Virtualization, Data Security, Data Center Operations, Interoperability and Portability, Traditional Security, BCM and DR, Incident Response, Application Security, Encryption and Key Management, Identity/Entitlement/Access Management, and Auditing and Compliance.

Is the Mile2 CCSO DoD approved?

Yes, Mile2 offers a DoD 8140 / 8570 approved variant of the CCSO. Mile2 certifications align with DoD, NIST, and NICE frameworks. Candidates should verify the specific work role alignment on the DoD Cyber Exchange or Mile2's website.

How does the Mile2 CCSO compare to the CCSP?

Both address cloud security but differ in scope and recognition. The Mile2 CCSO is a 100-question vendor-specific MCQ with a 70% pass score, covering 15 cloud security domains at an intermediate level. The (ISC)² CCSP is a 125-question exam with 6 CBK domains, widely recognized as the industry gold standard for senior cloud security professionals.

What labs are included in the CCSO training?

The CCSO training includes hands-on labs in Mile2's Cyber Range covering Azure data security, encryption configuration, IaaS/PaaS/SaaS security settings, data center operations, and business continuity exercises. The course includes 23 labs in the self-study package and 10 labs in some formats.

How long is the Mile2 CCSO certification valid?

The CCSO certification is valid for 3 years. Candidates must earn 20 Continuing Education Units (CEUs) annually to maintain the certification, and pass the current version of the exam to renew.