Pass the iSQI CPSA-F CPSA-FL Questions and answers with ValidTests

Considering that the requirements are still being determined, designing components with specific attributes can ensure adaptability and maintainability of the architecture.

B: Weak coupling makes individual components less dependent on each other, enhancing the flexibility and scalability of the system.

C: Strong cohesion ensures that components are designed with a clear purpose and functionality, improving the system's integrity and ease of maintenance.

D: Making components open for extension but closed for modification supports the adaptability of the system to changing requirements without disrupting existing functionality.

A) TrueB) TrueC) FalseD) TrueE) TrueF) True

A) Top-down and bottom-up design may be employed in the same project.

Top-down and bottom-up are two approaches to the design of software architecture. In top-down, the high-level design is created first, focusing on general functionalities and structure. In contrast, bottom-up starts with detailed designs focusing on a component or module level.

When designing external interfaces, several considerations must be taken into account:A. Volatility of neighbouring systems - Changes in neighboring systems can affect the stability and compatibility of interfaces, requiring interfaces to be adaptable to changes.C. Protocols enforced by neighbouring systems - It's crucial to align with the protocols used by neighboring systems to ensure seamless communication and interoperability.D. Expected amount of parallel calls - This affects the scalability and performance requirements of the interface, as it must be designed to handle the expected load efficiently.

In the context of software architecture, the common definitions often focus on the structural aspects of system design. Here’s how the chosen answers align with the iSAQB® guidelines on software architecture:

Building Blocks (B): A fundamental concept in software architecture, building blocks refer to the modular units from which the system is constructed. These can include modules, classes, or components, all of which are vital for defining the structure and behavior of the system.

Relationships (D): Relationships in software architecture define how different components or building blocks interact with each other. These interactions are essential for understanding data flow, dependencies, and communication patterns within the system.

Components (E): Components are larger than building blocks and encompass them, representing significant units of functionality within the system. Each component usually encapsulates a portion of the system's overall functionality and interacts with other components via interfaces.

Interfaces (G): Interfaces define the points of interaction between components or building blocks. They are critical for ensuring that components can function independently yet interact seamlessly when required.

A) FalseB) FalseC) TrueD) TrueE) TrueF) True

A) Agile approaches make written documentation unnecessary. In such cases, verbal communication can substitute for documentation.

False. Even in agile approaches, written documentation is important for maintaining a clear and consistent understanding of the architecture among team members and stakeholders1.

B) Written documentation makes verbal reiteration unnecessary.

False. Verbal communication is essential for clarifying and reinforcing the content of written documentation, especially when addressing complex or nuanced architectural issues2.

C) Despite written documentation, verbal communication of architectural interrelationships is important.

True. Verbal communication plays a crucial role in explaining the rationale behind architectural decisions and interrelationships that may not be fully captured in documentation2.

D) Documentation and communication should use identical terms and rationale.

True. Consistency in terminology and rationale between documentation and verbal communication helps prevent misunderstandings and ensures that all parties have a common understanding of the architecture2.

E) Documentation should be created primarily for project participants who either cannot or do not want to read the system’s source code.

True. Documentation serves as a guide for those who may not be directly involved in coding but need to understand the architecture, such as managers, new team members, or external stakeholders2.

F) Communication and documentation complement each other: verbal communication helps architects determine what must be recorded in writing.

True. Verbal communication often reveals what aspects of the architecture are most important or confusing to team members, guiding what should be emphasized in written documentation

The interpretations of Conway’s law that are true and false are as follows:

True:

Structures of software architecture and associated organization are congruent (B).

Software architecture is particularly important when creating compilers ©.

False:

You need four teams to build a compiler (A).

Certain types of software are not suitable for the use of software architecture (D).

Conway’s law suggests that the structure of systems designed by an organization will mimic the communication structures of that organization1. This means that the way teams are organized and communicate will influence the design of the software they are developing. Here’s an explanation of each interpretation:

True Statements:

(B): The law implies that the technical structure of a system will reflect the social boundaries of the organization that produced it, which means the architecture of the software and the organization will be congruent1.

©: When creating complex systems like compilers, the architecture is influenced by organizational structures, making it crucial to consider how teams are organized and how they communicate1.

False Statements:

(A): The number of teams does not dictate the necessity of a multi-pass compiler; it’s a metaphorical example to illustrate that organizational structure can influence technical design1.

(D): All types of software can benefit from thoughtful software architecture; the statement is a misinterpretation of Conway’s law, which does not deem any software unsuitable for architectural practices1.

Conway’s law is a valuable consideration in software engineering, reminding us that organizational decisions can have a significant impact on the design and functionality of the software.

References:

Wikipedia article on Conway’s law1.

ThinkingLabs article on Shades of Conway’s Law2.

Dovetail article on What Is Conway’s Law

A) Not AppropriateB) AppropriateC) Not Appropriate

For a project involving multiple architects and developers, achieving consistent and adequate documentation is crucial. Here’s how the methods listed would fare:

A) The chief architect creates the documentation: This method is not appropriate because it places the entire burden of documentation on a single individual, which can lead to bottlenecks and may not accurately reflect the contributions and insights of the entire team1.

B) Identical templates are used for the documentation: This is an appropriate method as it ensures consistency across the documentation produced by different team members. Using identical templates helps maintain a uniform structure and style, which is beneficial for readability and maintenance1.

C) All parts of the architecture documentation are automatically extracted from the source code: Relying solely on automatic extraction is not appropriate because it may not capture all the necessary details and decisions made during the architectural design process. Manual documentation is also important to provide context and rationale that cannot be automatically generated1.

These methods are in line with the iSAQB® SOFTWARE ARCHITECTURE – FOUNDATION LEVEL, which emphasizes the importance of clear, consistent, and comprehensive documentation practices1.

A) TrueB) TrueC) TrueD) TrueE) TrueF) TrueG) True

When choosing a software-architecture modeling tool, several factors can play a role:

A) Multi-user capability is important for collaborative environments where multiple architects work on the same model simultaneously1.

B) Support of UML 2.x and SysML ensures that the tool can handle widely-used modeling languages for software and systems engineering1.

C) Document generation is a key feature that allows for the automatic creation of documentation from the model1.

D) Support of model transformations in preparation of the code generation indicates the tool’s ability to convert models into other forms or even into executable code1.

E) Support of code generation can significantly speed up the development process by generating code from the models1.

F) Compliance with standards ensures that the tool adheres to industry standards, which can be crucial for interoperability and future-proofing1.

G) Purchase and licensing costs are practical considerations that affect the total cost of ownership of the tool1.

These criteria are aligned with the iSAQB® SOFTWARE ARCHITECTURE – FOUNDATION LEVEL documents, which emphasize the importance of these factors in the selection of a software-architecture modeling tool1.

A) BeneficialB) BeneficialC) Not BeneficialD) Not BeneficialE) Beneficial

In the context of documenting the software architecture for a large development project with multiple teams, the following measures can be considered beneficial:

A) Dividing the whole architecture documentation into sub-documents for each of the three sub-projects can be beneficial as it allows each team to focus on their specific area while maintaining a modular approach to documentation1.

B) Predefining the structure of the entire architecture documentation ensures consistency and coherence across all sub-projects. It helps in maintaining a uniform standard and facilitates easier integration of the sub-documents into the overall project documentation1.

C) Leaving the decision regarding the documentation structure to the team that first begins the documentation of its sub-project is not beneficial. This approach can lead to inconsistencies and may result in a lack of uniformity across the project’s documentation1.

D) Rejecting word processing for the documentation because it is not connected with the source code is not beneficial. While it is important to link documentation with the source code, word processing tools can still be used effectively for creating comprehensive documentation. Tools like version control can be used to maintain a connection between the documentation and the source code1.

E) Having developers document their parts of the architecture documentation using source code can be beneficial. This approach ensures that the documentation is close to the implementation and can be more easily kept up-to-date1.

These measures align with the best practices for software architecture documentation as per the iSAQB® SOFTWARE ARCHITECTURE – FOUNDATION LEVEL documents, which emphasize the importance of clear, consistent, and coherent documentation in software architecture1.

Quality requirements specify the conditions under which a system must operate to meet the needs of its users and stakeholders, focusing on performance, usability, reliability, etc.

C: Automatic spelling correction is a feature related to the system's usability and accuracy, improving the overall quality of user interaction.

D: Stating a failure rate of less than 0.1% specifies a reliability target that the system must achieve, making it a quantifiable and critical quality requirement.