Exin devopsf practice test

Question 1

Waterfall development was causing certain problems by not delivering what the business needed.
Agile
addressed some of these problems.
What is a Waterfall feature that is no longer used in Agile?

• A. Delivery of small batches of working software
• B. Delivery of software based on customers’ needs
• C. Sequential execution of predetermined stages
• D. Using a programming language suitable for the business

Answer:

C

Question 2

DevOps states that release should be a routine.
Which DevOps principle is necessary for daily releases?

• A. Automation of the deployment pipeline
• B. Continuous improvement of processes
• C. Solving incidents immediately
• D. Visualization of the Work-in-Progress

Answer:

A

Reference:
https://dzone.com/articles/release-frequency-a-need-for-speed

Question 3

A company wants to increase production stability. They have already automated all testing of new
releases.
What else do they need to automate to increase production stability?

• A. Change management process
• B. Integration of release with deployment management
• C. Root cause inventories for recovery
• D. Release inventories for recovery
• E. System and application monitoring

Answer:

E

Question 4

The most valuable information of a value stream map is taken from three key metrics.
What is one of these three key metrics?

• A. Measured service
• B. Percentage complete
• C. Process time
• D. Server time

Answer:

B

Question 5

What is not a proper use of the deployment pipeline?

• A. As an audit log that enables the monitoring of all changes
• B. As an optimal way to link development and testing together
• C. To accelerate the delivery of changes to Production
• D. To always maintain the system in a working condition

Answer:

B

Question 6

A commonly understood definition of the term time-to-market is:
The time between business idea and the possibility of a customer purchase.
Which two DevOps practices may help reduce the time-to-market for a company? (Choose two.)

• A. Continuous delivery and deployment
• B. Continuous identification and reduction of losses
• C. Extreme programming
• D. Pair programming
• E. Visualizing the Work-in-Progress (WiP)

Answer:

AB

Question 7

The description of the Scaled Agile Framework (SAFe) model states:
SAFe enterprises implement DevOps to break down silos and empower each Agile Release Train
(ART) and Solution Train to continuously deliver new Features to their end users. Over time, the
separation between development and operations is significantly reduced.
Why is this a limited view on DevOps?

• A. Because DevOps extends the agile ideas from IT production to the entire organization, all processes and the entire value chain
• B. Because DevOps is better than other methodologies for developing software by incorporating continuous integration and continuous deployment
• C. Because there is no limit to the improvements you can establish with DevOps, due to the continuous improvement requirement

Answer:

B

Question 8

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

Answer:

AB

Question 9

Why is reducing the fragility of a business system difficult?

• A. Because doing so will disrupt the current product and service timelines
• B. Because doing so will increase the number of incidents that occur temporarily
• C. Because it is difficult to deliberately introduce chaos into the Production environment
• D. Because of the high risks of business disruption when integrating large numbers of systems

Answer:

D

Question 10

When will an organization find it difficult to adopt DevOps practices?

• A. When many bureaucratic processes are in place, because this causes inflexibility
• B. When microservices are used, because they expand the attack surface
• C. When operational complexity is high, because DevOps needs a simple architecture

Answer:

A