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There are many reasons for an organization to become interested in DevOps. When should an organization become interested in DevOps?


A) When automated testing is achieved and all functional requirements are tested automatically
B) When continuous delivery is achieved and every change automatically results in a new version of the product
C) When continuous deployment is achieved and every change is immediately released to the customer
D) When continuous integration is achieved and every update to the code is saved immediately to Production
E) When the core business of the organization highly depends on information technology

F) All of the above
G) None of the above

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Commercial off-the-shelf software (COTS) has both advantages and limitations for businesses. What is true about COTS?


A) COTS supports continuous development with its fast implementation
B) COTS will save the business time and money, by reducing development time
C) Depending on the type of COTS used, the possibility of customization is limited

D) A) and B)
E) None of the above

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Cloud computing advances have partly enabled DevOps practices. Which cloud technology characteristic or characteristics enable DevOps most?


A) Broad network access ensures that both Development and Operations can access the code easily
B) Cloud computing is in the basis completely script-based, which means the environment is easy to automate
C) Resource pooling and rapid elasticity make cloud computing cheaper, so that resources can go to development

D) B) and C)
E) A) and B)

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C

Configuration management can prevent unauthorized changes to Production. How should the system be configured to prevent unauthorized changes to Production?


A) Admin passwords should be regularly and automatically changed without notification to all IT staff
B) Chaos and disruptions should be deliberately and automatically introduced into production
C) Only a single source should be used to give out information on the status of the system
D) Value stream mapping should be used to identify security leaks and unauthorized persons

E) A) and B)
F) A) and C)

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D

Your team works in three-week iterations and cannot get all the work for a batch done within the iteration. They frequently encounter bottlenecks. What is the best reaction of the team after they identify a bottleneck?


A) Discuss with the Product Owner which work can be shifted to another iteration
B) Extend the length of this particular iteration to four weeks to remove the bottleneck
C) Trust that they will solve the bottleneck in the next batch or iteration

D) None of the above
E) A) and B)

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Even more than Agile or Scrum, DevOps encourages continuous delivery of new functionality and continuous feedback from the customer. What does this achieve?


A) It increases the team's responsibility
B) It improves customer relations
C) It yields a greater return on IT

D) B) and C)
E) All of the above

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Which architecture is a cause of the problems with DevOps that a microservice architecture solves?


A) Intel x86 architecture
B) Mainframe architecture
C) Monolithic architecture
D) Serverless architecture

E) All of the above
F) C) and D)

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C

Every team needs information. In DevOps, it is stressed to visualize certain information. Which piece of information should be made available, so the team has ready access to it?


A) In which step is work accumulating, inhibiting flow?
B) What is management working on right now?
C) Which other projects do not have enough manpower?

D) A) and B)
E) None of the above

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A company decides to do canary releases for some new functionality. What is a description of a canary release?


A) Releasing to a limited number of users, before releasing it to all users
B) Switching users from interacting with one release to the next within seconds
C) Test business hypotheses by having half of the users switch to a new release

D) None of the above
E) All of the above

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When value stream mapping, which metric is essential to measure for each step?


A) Cost of delay
B) Delay divided by duration
C) Key group comparison
D) Percentage complete and accurate
E) Work-in-Progress (WiP)

F) B) and E)
G) All of the above

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DevOps implies that not only the boundary between Development and Operations must disappear. Which other boundary must also disappear?


A) The boundary between Development and marketing
B) The boundary between IT management and the rest of the IT department
C) The boundary between the finance department and Development
D) The boundary between the HR department and Operations
E) The boundary between the IT department and the business

F) A) and B)
G) C) and D)

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What helps a DevOps team to successfully develop and deliver working software?


A) Allowing your DevOps teams to develop their own specific mission
B) Forming a DevOps team for short period of time during a project
C) Identifying, fixing and learning from errors only after your project ended
D) Writing code for software to have built-in quality as a main goal

E) B) and C)
F) A) and B)

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A team stores not only source code, but many other things related to the IT system, such as tests, scripts, artifacts, libraries and many other things. Which DevOps principle has this team implemented?


A) Continuous delivery
B) Deployment pipeline
C) Version control

D) None of the above
E) A) and B)

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In what way does DevOps take operational requirements into account?


A) By considering the workflow from start to end
B) By defining a feature set for first marketing
C) By defining all activities that must be done

D) A) and C)
E) A) and B)

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IT work within DevOps is organized differently from more traditional practices, using newer infrastructure management technologies to make this possible. Which two technologies are meant? (Choose two.)


A) Automation
B) Cloud computing
C) Containerization
D) Software robots
E) Virtualization

F) A) and B)
G) C) and D)

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