Back to Agile Modeling and Documentation

Single Source Information

5 minutes 5 Questions

Single Source Information is a principle in Agile Modeling and Documentation that advocates for maintaining each piece of information in only one place within the project's documentation and artifacts. This practice ensures consistency, reduces redundancy, and simplifies maintenance, which is crucial in the dynamic environment of Agile development. By having a single, authoritative source for each item of information—be it requirements, design decisions, code, or documentation—teams can prevent confusion caused by conflicting versions and enhance overall efficiency. Implementing Single Source Information often involves using centralized repositories, collaborative tools, or integrated platforms where all team members can access and contribute to the project’s information. For example, a shared wiki or version-controlled documentation repository allows for real-time updates and visibility. This centralization supports the Agile principles of transparency and collaboration, enabling team members to make informed decisions based on the latest information. This practice also minimizes the effort required to keep documentation up-to-date. When information exists in multiple places, any change necessitates updates in all those locations, increasing the risk of inconsistency and errors. Single Source Information eliminates this issue, ensuring that updates are made once and are immediately reflected across the project. This efficiency aligns with the Agile value of maximizing the amount of work not done by avoiding unnecessary duplication and rework. Furthermore, Single Source Information enhances onboarding and knowledge transfer within the team. New team members can quickly get up to speed by accessing the centralized information without sifting through disparate documents. It also facilitates better traceability and accountability, as changes and updates are tracked within the single source, providing a clear history of decisions and modifications. Adhering to the Single Source Information principle requires discipline and a commitment to maintaining the integrity of the central repository. Teams must establish clear guidelines on how and where information is stored and ensure that all members are trained and encouraged to follow these protocols. When effectively implemented, Single Source Information significantly contributes to the agility, coherence, and success of software development projects.

Test mode:
Start practice test
DASM - Agile Modeling and Documentation Example Questions

Test your knowledge of Amazon Simple Storage Service (S3)

Question 1

What is the main purpose of Single Source Information in Disciplined Agile?

Correct Answer: To maintain consistent and reliable data across all project artifacts

The main purpose of Single Source Information in Disciplined Agile is to maintain consistent and reliable data across all project artifacts. This is crucial because: - It ensures all team members work with the same, up-to-date information - It reduces confusion and potential errors from having multiple versions - It improves decision-making by providing one authoritative source of truth - It enhances collaboration and transparency The other options are incorrect because: - Storing documentation in a centralized database with multiple backups focuses on storage rather than consistency and reliability - Following a standardized approach for updates focuses on process rather than the core purpose of maintaining data consistency - Creating synchronized backups focuses on data security rather than the main purpose of maintaining consistent information flow

Question 2

Which strategy best describes how Single Source Information should be implemented in a Disciplined Agile environment?

Correct Answer: Maintaining a central repository where team members access and update information collaboratively

In a Disciplined Agile environment, Single Source Information should be implemented through a central repository where team members can collaboratively access and update information. This approach ensures: - Information consistency across the team - Real-time updates and accessibility - Reduced risk of version conflicts - Better traceability of changes - Enhanced collaboration and transparency The other options are incorrect because: Creating multiple backup copies introduces version control issues and can lead to inconsistencies in project documentation. Having individual team members maintain their own versions creates information silos and increases the risk of miscommunication and errors. Establishing separate information hubs fragments the data and makes it difficult to maintain consistency, defeating the purpose of Single Source Information principles.

Question 3

What key benefit does Single Source Information bring to a Disciplined Agile team's documentation strategy?

Correct Answer: It reduces the risk of data inconsistency across project artifacts

Single Source Information is a fundamental principle in Disciplined Agile that ensures all project information comes from one authoritative source. The main benefit is reducing data inconsistency across project artifacts, which helps maintain data integrity and reliability. When information is stored in a single source, teams can avoid common problems like conflicting versions, outdated documentation, and misaligned information across different platforms or documents. The other options are incorrect because: - Having multiple versions of documentation for different stakeholders actually goes against the single source principle and could lead to inconsistencies - Personal documentation repositories would fragment information and defeat the purpose of having a single source - While backup systems are important, they are not the primary benefit of Single Source Information - the focus is on maintaining consistency and accuracy of active project information

Go Premium

Disciplined Agile Scrum Master Preparation Package (2024)

  • 2040 Superior-grade Disciplined Agile Scrum Master practice questions.
  • Accelerated Mastery: Deep dive into critical topics to fast-track your mastery.
  • Unlock Effortless DASM preparation: 5 full exams.
  • 100% Satisfaction Guaranteed: Full refund with no questions if unsatisfied.
  • Bonus: If you upgrade now you get upgraded access to all courses
  • Risk-Free Decision: Start with a 7-day free trial - get premium features at no cost!
More Single Source Information questions
7 questions (total)
Start 7 question test