Friday, October 27, 2023

2023 Cognitive Class – Building Cloud Native and Multicloud Applications Answers (Updated)

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2023 – 2024 Cognitive Class – Building Cloud Native and Multicloud Applications Answers

Module 1: Cloud Native and Multicloud Concepts and Goals Answers

Practice Quiz

1. Cloud Native applications are deployable on which cloud environments?

  1. hybrid
  2. public
  3. private
  4. All of the above

2. Which use case is not suitable for a cloud native application?

  1. applications for system administrators
  2. applications for regulated industries
  3. applications with high workloads
  4. applications with aperiodic workloads
  5. None of the above

3. What does CI stand for?

  1. Cloud Infrastructure
  2. Continuous Invention
  3. Continuous Integration
  4. Cloud Integration

4. What are the primary goals of Cloud Native operability?

  1. transparency, regular updates, consistency
  2. reliability, regular upgrades, consistency
  3. reliability, update-in-place, consistency
  4. transparency, update-in-place, standard logging

5. What is the best description of DevSecOps?

  1. Training DevOps teams to be aware of common security holes
  2. Embedding security experts within development and operations teams
  3. DevOps but with an additional focus on observability for security and compliance
  4. Adding security scanning tools to developer and operations processes

Graded Quiz

1. Which is not a characteristic of Cloud Native?

  1. resiliency
  2. agility
  3. dedicated
  4. observability

2. Which is an ultimate goal of Cloud Native application design?

  1. horizontally scale across cloud boundaries
  2. vertically scale to take advantage of improved CPU, memory and disk resources
  3. seamlessly build, orchestrate and run highly scalable applications
  4. scale on-demand to meet customer needs
  5. All of the above

3. What does CD stand for?

  1. Continuous Development and Delivery
  2. Cloud Development and Delivery
  3. Continuous Delivery and Deployment
  4. Cloud Delivery and Deployment

4. Which simple definition below best describes DevOps?

  1. Assuring Dev and Ops teams have tooling to communicate properly
  2. Bringing Dev and Ops teams together to diagnose problems in production
  3. Bringing Dev and Ops teams together to increase application operability and end-to-end agility
  4. Assuring Dev and Ops teams have the same access controls on target environments

5. Which is goal of Cloud Native Observability?

  1. Increase time-to-failure
  2. Optimize continuous automation
  3. Optimize Resources and Costs
  4. Increase provisioning agility

Module 2: Migrating Apps to Advantage Cloud Infrastructure Answers

Practice Quiz

1. What is not a consideration when adopting a Cloud Native approach for software development?

  1. Choosing the correct programming language
  2. Changing corporate culture to accept agile methods
  3. Education and training on cloud native technology and tooling
  4. Adopting agile methodology for all processes

2. Which application modernization path leverages cloud-native Containers and Container technologies?

  1. Infrastructural Path
  2. Delivery Path
  3. Architectural Path
  4. None of the above
  5. All of the above

3. What is the name for the process used to migrate applications to cloud using virtualization technologies?

  1. “Package and Shift”
  2. “Upload and Shift”
  3. “Lift and Shift”
  4. “Refactor and relocate”

4. Which are use cases for Cloud data migration?

  1. Backup and Disaster recovery
  2. Simplified provisioning
  3. High Availability
  4. Access dynamic storage infrastructure
  5. All of the above

5. What considerations impact data migration decision? Check all that apply.

  1. Data maturity
  2. Type of workload
  3. Timeframe
  4. Security and Compliance

Graded Quiz

1. Which is not a use case for developing Cloud Native applications?

  1. Optimize for server hardware
  2. Polyglot programming
  3. Flexible feature integration
  4. Efficient resource scaling

2. Which application modernization path leverages microservices?

  1. Infrastructural Path
  2. Architectural Path
  3. Delivery Path
  4. None of the above
  5. All of the above

3. When building applications as a Container you start with what artifact?

  1. An “operating system image”
  2. A “multi-layered image”
  3. A “base image”
  4. A “cloud native image”
  5. All of the above

4. Which statement is true for Container images?

  1. New layers are automatically flattened
  2. Developers must add their own runtimes
  3. Base layers can be patched as needed
  4. Container images contain hardware virtualization support
  5. None of the above
  6. All of the above

5. Which options below are best practices for data migration? Check all that apply.

  1. Only use dedicated networks
  2. Verify transfer impacts on business correct
  3. Transfer mission-critical data in stages correct
  4. Test for data integrity at intervals correct

Module 3: Modernizing Applications to be CN Answers

Practice Quiz

1. Which of the following are key development principles for modernization? Check all that apply.

  1. Use modern programming languages
  2. Use Scrum
  3. Rely upon Containers
  4. Use Microservice Architecture
  5. All the above

2. What is the name of Red Hat’s Container Platform Built on Kubernetes?

  1. Mesosphere
  2. OpenWhisk
  3. OpenShift
  4. Borg
  5. OpenStack

3. Which of the following is a Methodology in the IBM Garage Method?

  1. Co-Create
  2. Co-Execute
  3. Co-Operate
  4. All of the above

4. This is a popular pattern for deconstructing monoliths:

  1. Slicing
  2. Stripping
  3. Microservice
  4. REST
  5. Strangler

5. What are the strategies used in the “Strangler” pattern

  1. Function interception
  2. Event interception
  3. Asset Capture
  4. Asset refactoring
  5. All of the above

Graded Quiz

1 The Event Interception strategy primarily relies upon?

  1. “Intercepting” user invocations of APIs
  2. “Tapping” into events at the data services layer
  3. “Intercepting” function calls within the application
  4. “Capturing” events initiated by functions
  5. None of the above

2. This is a popular containerization tool:

  1. WebSphere
  2. MicroProfile
  3. git
  4. Docker
  5. Jenkins

3. In the IBM Garage Method “Envision” is trying to achieve:

  1. Consistent performance and SLAs are met
  2. Better understand the business domain
  3. Discover new business opportunities
  4. Create diverse teams and empower them to make decisions
  5. Creation of a reliable and repeatable approach for delivering high priority items to customers

4. Which is are the functional problem with a monolithic application architecture? Check all that apply.

  1. Low learning curves
  2. High scalability
  3. Low Cohesion, high coupling
  4. High cohesion, low coupling
  5. unanswered
  6. All the above

5. What is the name of the dashboard controlling an OpenShift cluster?

  1. Advanced Web Console
  2. WebSphere
  3. Kubernetes
  4. Helm
  5. Docker

Module 4: Applying CI/CD to CN applications Answers

Practice Quiz

1. What does the “I” in CI stand for?

  1. Initialize
  2. Induction
  3. Interface
  4. Instance
  5. Integration

2. Which is a type of automated test?

  1. Performance test
  2. Integration test
  3. Behavior test
  4. Unit test
  5. All the Above

3. This CI/CD Framework is Built on top of and runs on Kubernetes?

  1. TeamCity
  2. TravisCI
  3. Tekton
  4. Concourse
  5. CircleCI

4. CI/CD helps organizations succeed by?

  1. Increasing the number of people involved in the release process
  2. Requiring manager sign-off on all changes
  3. Requiring developers to learn new tools
  4. Increasing the time between releases
  5. Reducing time and effort involved in releases

5. Manual deployments are risky because?

  1. Manual deployments aren’t risky
  2. It can be difficult to track who changed what
  3. There may not be clean rollback or rollforward steps
  4. Humans may perform task incorrectly
  5. All the above

Graded Quiz

1. Which is a benefit of a CI/CD process?

  1. Cheaper
  2. Auditable
  3. Faster
  4. Repeatable
  5. All the Above

2. GitOps is a type of Immutable Infrastructure Practice?

  1. True
  2. False

3. In Tekton what resource maps fields from an event message?

  1. TriggerBinding
  2. ServiceAccount
  3. Pipeline
  4. EventListener
  5. Task

4. A CI/CD process of starts when?

  1. After the daily stand-up
  2. When a support ticket is created
  3. When QA has completed their manual testing script
  4. When a developer pushes code to a repo
  5. A manager gives sign-off

5. Merging code into the main or production branch would happen during this phase:

  1. Continuous Deployment
  2. Continuous Delivery
  3. Continuous Integration
  4. Continuous Iteration

Module 5: Managing Applications in Multicloud Deployments Answers

1. This Cloud Pak can help organizations operate in a multicloud environment?

  1. Application
  2. Integration
  3. Data
  4. Security
  5. Multi-Cloud Manager

2. What is a reason an organization might adopt a hybrid-cloud architecture?

  1. Cost controls
  2. System design requirements
  3. Regulatory requirements
  4. Migrating to the public cloud from legacy hosting
  5. All the above

3. The name of the user interface used to run and administer an OpenShift cluster?

  1. Advanced Web Console
  2. Tekton
  3. Jenkins X
  4. Aspera
  5. Docker

4. A Hybrid-Cloud architecture can help improve embedded and mobile applications and services by?

  1. Reduce user errors
  2. Allow for containerized deployments
  3. Improve the User Interface
  4. Simplify deployment
  5. Allow local resources with limited capacity offload compute to cloud resources

5. A hybrid-cloud architecture might include running workloads on a public cloud platform and?

  1. Private cloud running in on a public cloud platform
  2. Workloads running on embedded devices like cars and industrial equipment
  3. Traditional architecture like application servers
  4. Private cloud running on-premise
  5. All the above

Graded Quiz

1. OpenShift helps organizations operate in a multicloud environment by?

  1. Relaxing security barriers
  2. Limiting the tools available to developers and operators
  3. Providing a consistent dashboard and operating environment
  4. Adding an additional layer of complexity

2. How does a Multi-Cloud Architecture improve an organization’s resiliency?

  1. Providing failover if a cloud provider experiences an outage
  2. Speed delivery to market
  3. Allow workloads to be run on client systems
  4. Give organization’s leverage during contract negotiations
  5. Reducing operational expenses

3. Multi-Cloud Manager Uses these tools to handle the automated provisioning of cloud resources?

  1. COBOL, Bash, and vim
  2. Jenkins and C++
  3. Kubernetes, and Docker
  4. Advanced Cloud Manager, Ansible Tower, and Terraform
  5. Java, Docker, and Jenkins

4. An organization might adopt a multi-cloud strategy for the following reason?

  1. Leverage unique cloud platform advantages
  2. Improved Multi-Region support
  3. Cost Savings
  4. Scale and Resiliency benefits
  5. All the Above

5. Multi-Cloud Manager Cloud Pak comes with the capability of monitoring costs and resource usages across cloud platforms?

  1. True
  2. False

Building Cloud Native and Multicloud Applications Final Exam Answers

1. What is not a goal of Cloud Native?

  1. exploit cloud orchestration and scheduling
  2. leverage cloud provider platform training
  3. exploit cloud resources and services
  4. leverage cloud native technologies

2. Cloud Native applications can take advantage of cloud provider’s…?

  1. application data services
  2. orchestration and scheduling services
  3. application platform services
  4. converged infrastructure resources and services
  5. All of the above

3. What phases of the Software Development Lifecycle does Cloud Native agility focus on?

  1. Idea
  2. Build
  3. Deploy
  4. Code
  5. All of the above

4. Using scripts and declarative configuration, that are managed using CI processes, to automate the provisioning and deployment of code is called?

  1. Cloud Native Infrastructure
  2. Configuration-as-Code
  3. Infrastructure-as-Code
  4. Cloud Declarative Provisioning

5. Site Reliability Engineering (SRE) practices suggests the creation of what teams separate from product delivery teams?

  1. DevSecOps teams
  2. Security teams
  3. Reliability teams
  4. Resiliency teams

6. Which application modernization path utilizes automated CI/CD pipelines?

  1. Infrastructural Path
  2. Delivery Path
  3. Architectural Path
  4. None of the above
  5. All of the above

7. Virtual Machine (VM) image sizes are typically measured in what units?

  1. Megabytes
  2. Gigabits
  3. Gigabytes
  4. Megabits
  5. All of the above

8. Why are Virtual Machine (VM) images so large compared to Containers?

  1. VMs cannot be compressed or flattened
  2. VMs must include a hypervisor
  3. VMs must include a full “guest” Operating System
  4. VMs must always contain a backup snapshot
  5. All of the above

9. Which popular Linux operating system distribution is also available as a base container image?

  1. Ubuntu
  2. Red Hat
  3. Suse
  4. All of the above

10. Which of the following is a law or regulation designed to protect a user’s Personal Identifying Information (PII)? Check all that apply.

  1. United States Cloud Privacy Regulation (USCPR)
  2. European Union Privacy Law 2019 (EUPL2019)
  3. General Data Protection Regulation (GDPR)
  4. ISO/IEC 27017

11. What are the functional characteristics of a Microservice architecture? Check all that apply.

  1. Highly scalable
  2. Independent, single purpose services
  3. Agile delivery of features
  4. High cohesion, low coupling
  5. All the above

12. What is a best practice when using the Strangler pattern?

  1. Assume reason for complexity
  2. Start with “low hanging fruit”
  3. Continue to add new features to legacy app during process
  4. Only partially migrate
  5. Carry over technical debt from existing monolith

13. Containers help ease deployments by:

  1. Adding significant overhead when running an application
  2. Having long startup times
  3. Requiring complex setup when deploying an applications
  4. Being difficult to share
  5. Packaging all an application’s runtime dependencies

14. The following is a Cloud Pak offered by IBM:

  1. Security
  2. Integration
  3. Data
  4. Application
  5. All the above

15. After being built container images are stored in a:

  1. Floppy Disk
  2. Microservice
  3. Email
  4. Database
  5. Container Image Repository

16. Which of the following is NOT part of CI/CD?

  1. Continuous Integration
  2. Continuous Delivery
  3. Continuous Design
  4. Continuous Deployment

17. How does defining a CI/CD process in code improve observability?

  1. An automated CI/CD process is slower than a manual one
  2. Code must be compiled before it can run
  3. An automated CI/CD process is faster than a manual one
  4. Code can be reviewed independent of execution

18. Which of the following steps occur in Continuous Integration?

  1. Configure environment
  2. Create a release tag
  3. Run automated tests
  4. Deploy to stage
  5. Deploy to Production

19. This tool can be used to define a GitOps process:

  1. ArgoCD
  2. Knative
  3. Docker
  4. Kubernetes
  5. Tomcat

20. What does a unit test validate?

  1. A system can process a transaction
  2. An application can communicate with external systems
  3. An application’s internal behavior
  4. An application meets visual criteria
  5. An application is meeting performance requirements

21. This tool in OpenShift allows additional features and functionality to be added to an OpenShift cluster?

  1. Kubernetes
  2. IBM Garage
  3. Operator Hub
  4. Aspera
  5. Data Cloud Pak

22. Organizations can combine Hybrid-Cloud and Multi-Cloud architecture?

  1. True
  2. False

23. Regulatory requirements around data storing and processing often concern?

  1. Who has access to the data
  2. Where data is processed
  3. The type of data stored (e.g. personally identifiable data)
  4. Where data is stored
  5. All the above

24. How can a Multicloud or Hybrid-Cloud architecture help an organization meet regulatory requirements?

  1. Improve resiliency and scale capabilities
  2. Improve response time for users
  3. Provide greater observability
  4. Allow data to be stored and processed in a specific jurisdiction or geographical region
  5. All the Above

25. A multicloud architecture can help an organization save on operational costs by?

  1. Improve disaster recovery capabilities
  2. Provide be multi-region support
  3. Allow for hyper-scaling of infrastructure
  4. Take advantage of better pricing for certain services or worloads
  5. All the Above