ITIL4-PDM ITIL 4 Practitioner Deployment Management Practice Questions
Prepare for ITIL4-PDM with more than an answer.
- Exam fee
- $280 USD
- Level
- Practitioner
- Valid for
- 3 years
Domains covered on the exam 7
- Key Concepts and Purpose15%
- Practice Success Factors and Metrics20%
- Practice Processes and Integration20%
- Roles, Competencies and Organization15%
- Information, Technology and Automation15%
- Partners, Suppliers and Collaboration10%
- ITIL Capability Model and Maturity5%
- 1
A deployment team is using an automated script to push a new version of a web application to a cluster of servers. After the deployment, the script executes a 'smoke test' to verify that the application's login page loads correctly. This smoke test is a component of which deployment activity?
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Correct answer: C
Deployment verification consists of checks performed after a component has been deployed to ensure the deployment was successful and the component is functioning at a basic level. A smoke test is a common form of automated deployment verification designed to quickly identify major failures.
- 2
During a post-deployment review, it was found that a new server was deployed with an outdated and vulnerable operating system patch level, which was missed during pre-deployment checks. This failure highlights a weak integration between Deployment Management and which other ITIL practice?
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Correct answer: B
Information Security Management is responsible for protecting the organization by understanding and managing risks to confidentiality, integrity, and availability. This includes ensuring that deployed components comply with security policies, such as being fully patched. A strong integration would involve security checks being a mandatory part of the deployment pipeline or pre-deployment verification process.
- 3
Case Study
'Global Logistics Inc.' operates a worldwide shipping and tracking service. Their core application relies on a central database that is updated by regional processing centers. The company wants to deploy a critical database schema update. A 'big bang' approach is considered too risky due to the potential for global service disruption. The operations team is small and geographically dispersed, making complex, manually coordinated deployments difficult.
The requirements for the deployment are: 1) The update must be applied without service downtime. 2) The deployment must be reversible. 3) The approach must accommodate the distributed nature of the application, where regional centers must be updated in a controlled sequence. 4) The overall process should be automated as much as possible to reduce human error.
The IT architect proposes a deployment model where the application is modified to be compatible with both the old and new database schemas simultaneously. This allows the database to be updated first, followed by a gradual, region-by-region update of the regional processing center applications over several days.
Which deployment model does this scenario describe?
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Correct answer: C
This describes a Parallel Deployment, often called the Expand/Contract pattern, which is ideal for zero-downtime database migrations. The key is making the application temporarily compatible with both database schemas (the 'Expand' phase). This allows the database to be migrated first without breaking the old application version. Then, the applications are gradually updated region-by-region to use the new schema (the 'Contract' phase, where old schema support is eventually removed). This model perfectly fits the requirements for zero downtime, reversibility, and phased rollout.
- 4
When assessing the maturity of its Deployment Management practice, an organization discovers that while it has a documented process, it is not consistently followed, and there are no metrics in place to measure performance. According to the ITIL 4 maturity model, which level BEST describes the practice?
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Correct answer: B
Level 2 (Managed) in the ITIL maturity model is characterized by having a defined and documented process. However, at this level, the process may not be consistently followed across all teams, and performance is not yet quantitatively measured or managed. The description fits Level 2 perfectly, as it has moved beyond the ad-hoc nature of Level 1 but has not yet reached the quantitatively managed state of Level 3.
- 5
What is the key purpose of having a definitive media library (DML) or equivalent secure repository in the context of Deployment Management?
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Correct answer: B
The definitive media library (DML) or a modern equivalent like an artifact repository acts as the single source of truth for all deployable components. Its purpose is to securely store the definitive, authorized versions of software and other components that have passed quality checks. Deployment Management pulls from this repository to ensure that only the correct, tested versions are moved into production and other environments.
- 6
A financial services company is implementing a new automated deployment pipeline. The key practice success factor (PSF) is to 'ensure successful deployments'. Which metric provides the most direct and effective measure of this specific PSF?
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Correct answer: B
The change failure rate is the most direct measure of deployment success. It calculates the percentage of deployments that result in a degradation of service or require remediation (e.g., a hotfix, rollback, or patch). While deployment frequency measures speed and lead time for changes measures efficiency, the change failure rate specifically quantifies the quality and success of the deployments themselves.
- 7
During the deployment of a new e-commerce feature, a critical performance issue is discovered in the production environment that was not caught in staging. The deployment team needs to revert the system to its last known good state immediately. Which deployment management activity is being executed?
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Correct answer: C
Remediation involves the actions taken to recover after a failed deployment. This includes executing a rollback or back-out plan to restore the service to a functional state. Deployment verification is the testing done after deployment, phased deployment is a deployment strategy, and deployment authorization is a preceding step.
- 8
A DevOps team is adopting a blue-green deployment model for its primary customer-facing application. Which of the following are key prerequisites for this model to be successful? (Select TWO)
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Correct answer: A, B
Blue-green deployment relies on two identical production environments: 'blue' (current live) and 'green' (new version). Success hinges on the ability to create this identical 'green' environment quickly (often via Infrastructure as Code) and a reliable mechanism (like a load balancer or router) to switch traffic from blue to green. Manual testing and separate release schedules are important for the overall process but are not the core technical prerequisites for the blue-green mechanism itself.
- 9
True or False: The scope of Deployment Management is strictly limited to moving components into the live production environment and does not concern pre-production environments like testing or staging.
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Correct answer: B
According to ITIL 4, the Deployment Management practice is responsible for moving new or changed components to ALL environments, including live production, testing, and staging. A consistent and controlled deployment process across all environments is crucial for ensuring quality and reducing risks.
- 10
A healthcare provider is deploying a major update to its Electronic Health Record (EHR) system. Due to the critical nature of the system and the need for clinicians to be trained on the new interface, the organization decides to deploy the new version to one hospital department at a time over a period of three months. What deployment approach is being used?
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Correct answer: C
Phased deployment is an approach where the new service or component is deployed to a subset of users or environments first, and then gradually rolled out to the rest. Deploying department by department is a classic example of a phased approach based on user groups. This allows for focused training, feedback collection, and risk mitigation.
