OG0-093 practice question 31 of 35

Which one of the following statements about TOGAF Building Blocks is NOT true?

Full set: 419 questions
Answer options
A: They should not be reused in other enterprise architecture projects Correct answer
B: They should have stable, published interfaces that allow other building block to interoperate with them
C: They are packages of functionality intended to meet the business needs across the organization
D: They have defined boundaries
Correct Answer:
A. They should not be reused in other enterprise architecture projects
Explanation

A fundamental characteristic of a building block, as defined by TOGAF, is that it is reusable. The concept is central to creating efficient and consistent architectures. Building blocks are designed as packages of functionality that can be used to assemble different capabilities across the enterprise. Stating that they should not be reused contradicts their primary purpose. The TOGAF standard emphasizes that building blocks should be designed with reusability in mind to leverage common solutions and reduce redundant effort in future architecture projects.

Why Incorrect

B. This is a true statement. Building blocks must have stable, published interfaces to ensure they can interoperate with other components effectively.
C. This is a true statement. The definition of a building block is a package of functionality designed to meet business needs.
D. This is a true statement. A building block is a component with well-defined boundaries, making it a discrete and manageable unit of architecture.

References

1. The Open Group, "TOGAF® Standard, Version 9.2," 2018. Part IV, Chapter 36, Section 36.2 "Characteristics of Building Blocks". (This section lists "reusable, replaceable, and well-specified" as key characteristics).

2. The Open Group, "TOGAF® Standard, Version 9.2," 2018. Part I, Chapter 3, Section 3.15 "Building Block". (The definition highlights that a building block is a potentially re-usable component).

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