Tested & Approved CPSA-FL Study Materials Download Free Updated 45 Questions [Q24-Q45]

Tested & Approved CPSA-FL Study Materials Download Free Updated 45 Questions

Regular Free Updates CPSA-FL Dumps Real Exam Questions Test Engine

NEW QUESTION # 24
Which of the following techniques are best suited to illustrate the interaction of runtime building blocks?
Select the four most suitable techniques.

A. Tabular description of interfaces
B. Depiction of screen flows (sequence of user interactions)
C. Sequence diagrams
D. Class diagrams
E. Activity diagrams
F. Numbered lists of sequential steps
G. Flowcharts
H. State diagram

Answer: C,D,E,H

NEW QUESTION # 25
Which information is presented in the building-block view? Rate the alternatives below as either true or false. (Assign all answers.)

Answer:

Explanation:

NEW QUESTION # 26
Choose the most desirable characteristics of interfaces. (Choose three.)

A. Geared towards the capabilities of the provider
B. Easy to extend
C. Hard to misuse
D. As few parameters as possible
E. Remotely callable
F. Scalable to many consumers
G. Clear descriptions of assertions and prerequisites

Answer: B,C,G

Explanation:
Designing effective interfaces is critical in software architecture, ensuring that they are both usable and robust.
The characteristics that generally make interfaces more desirable include:
* A: Easy to extend - An interface should be designed such that it can be extended without breaking existing implementations. This characteristic is important for maintaining backward compatibility while allowing for future growth and changes in requirements.
* C: Clear descriptions of assertions and prerequisites - Interfaces should clearly specify what is required of the caller (prerequisites) and what the interface guarantees in return (assertions). This clarity is vital for ensuring that the interface is used correctly.
* G: Hard to misuse - An interface should be designed in such a way that there is little room for incorrect usage by the client. This involves making the interface intuitive and minimizing the potential for errors, which improves the robustness and reliability of the software system.
These characteristics help in creating interfaces that are not only functional but also robust, maintainable, and adaptable to future needs, aligning with best practices in software architecture.

NEW QUESTION # 27
Which statements with regard to project objectives and architectural objectives are true and which are false?
K-Question: Assign all answers

Answer:

Explanation:

NEW QUESTION # 28
For which quality characteristics is the software architect responsible?
Please name the two characteristics that best match the role of the software architect.
P-Question. From the following 4 answers select 2 that fit best.

A. The suitability of the software design for its purpose
B. The technical quality of the software implementation
C. The software is free of errors
D. The performance of the software

Answer: A,B

NEW QUESTION # 29
What is the main benefit of the layered architectural pattern? (Assign all answers.)

Answer:

Explanation:

NEW QUESTION # 30
Which two of the following requirements are examples of quality requirements? P-Question. From the following 4 answers select 2 that Fit best.

A. Failure rate is less than 0.1%.
B. User should be able to select the sort order freely.
C. Up to 40.000 requests per day
D. Spelling is corrected automatically

Answer: A,C

NEW QUESTION # 31
What is the main benefit of the layered architectural pattern? (Assign all answers.)

Answer:

Explanation:

Explanation:

The layered architectural pattern, also known as n-tier architecture, is a common framework in software development that organizes a system into distinct layers with specific roles and responsibilities. The primary advantage of this pattern is its Separation of Concerns (SoC), which means each layer is independent and can be understood without the others2. This separation enhances flexibility because changes in one layer can be made with minimal impact on others, allowing for easier maintenance and scalability12.
While creating high-performance systems (B) and being able to use application servers are also considerations in system architecture, they are not the main benefits attributed to the layered pattern. The layered architecture is more about managing complexity and promoting modularity rather than directly enhancing performance or dictating the use of specific technologies like application servers34.
References:
* Baeldung on Computer Science article on Layered Architecture1.
* O'Reilly's Software Architect's Handbook on Advantages of Layered Architectures2.
* Bitloops documentation on Layered Architecture3.
* Developn article on Software Architecture Patterns

NEW QUESTION # 32
What are known patterns for the adaptation of interfaces? (Choose two.)

A. Façade
B. Observer
C. Tower
D. Bridge
E. Wall

Answer: B,D

NEW QUESTION # 33
You are the software architect of a system that has run for many years and been extended repeatedly. An analysis of the source code has revealed a multitude of dependencies between the classes.
Which of the following measures are possible solutions? (Assign all answers.)

Answer:

Explanation:

Explanation:
A) FalseB) TrueC) True
In a system with a multitude of class dependencies, the following measures can be considered:
A) The dependencies between classes are the responsibility of the developers. No measures are required within the architecture: This is false. While developers do manage day-to-day class dependencies, architectural measures are necessary to address systemic issues in a mature system1.
B) Loosening of direct dependencies between classes through the introduction of interfaces: This is true.
Introducing interfaces can decouple classes and allow for more flexible and maintainable code1.
C) Loosening of direct dependencies between classes through the introduction of factories: This is also true.
Factories can provide a way to create instances of classes without specifying the exact class, thus reducing dependencies1.
These measures align with the iSAQB SOFTWARE ARCHITECTURE - FOUNDATION LEVEL guidelines, which suggest that managing dependencies is crucial for maintaining and extending systems effectively1.

NEW QUESTION # 34
Choose the most desirable characteristics of interfaces. (Choose three.)

A. Hard to misuse
B. As few parameters as possible
C. Scalable to many consumers
D. Clear descriptions of assertions and prerequisites
E. Easy to extend
F. Remotely callable
G. Geared towards the capabilities of the provider

Answer: D,F,G

NEW QUESTION # 35
Which of the following aspects are more of a domain-related nature, and which more of a technical nature?
K-Question. Assign all answers

Answer:

Explanation:

NEW QUESTION # 36
Which characteristics of a building block are only visible in the whitebox view, and for which characteristics does the blackbox view suffice? (Assign all answers.)

Answer:

Explanation:

NEW QUESTION # 37
How are written documentation and verbal communication of software architectures related? Please mark the following statements as true or false. (Assign all answers.)

Answer:

Explanation:

NEW QUESTION # 38
Which characteristics of a black-box building block are you able to specify as an architect? (Assign all answers.)

Answer:

Explanation:

NEW QUESTION # 39
Which characteristics of a building block are only visible in the whitebox view, and for which characteristics does the blackbox view suffice? (Assign all answers.)

Answer:

Explanation:

Explanation:
For a building block, the characteristics visible only in the whitebox view are:
* Code structure of the building block (D)
* Algorithms used in the building block (E)
* Implementation details for the security requirements of the building blocks (G) The blackbox view suffices for:
* Public interfaces of the building block (A)
* Test coverage based on unit tests for sub building blocks contained in the building block (B)
* Test coverage based on integration tests
* Security requirements of the building blocks (F)
In software architecture, the whitebox view reveals the internal workings of a building block, including its code structure, algorithms, and specific implementation details1. This view is essential when the internal structure and behavior of the component need to be understood or modified.
On the other hand, the blackbox view treats the building block as an opaque entity, focusing on its exposed interfaces and observable behaviors without revealing its internal structure2. This view is sufficient for understanding what the building block does from an external perspective, such as its public interfaces and how well it performs its functions as determined by testing.
Here's a breakdown of the characteristics:
* Whitebox View:
* Code Structure (D): This includes the organization of code within the building block, such as classes, interfaces, and other components.
* Algorithms (E): The specific algorithms used within the building block to perform its functions.
* Implementation Details for Security (G): The actual code and strategies used to fulfill the security requirements.
* Blackbox View:
* Public Interfaces (A): The interfaces that are exposed to other building blocks or systems.
* Test Coverage for Sub Building Blocks (B): The extent to which the unit tests cover the sub-components within the building block.
* Test Coverage for Integration Tests : The coverage of tests that verify the interactions between building blocks.
* Security Requirements (F): The security objectives and criteria that the building block must meet.
References:
* arc42 Documentation on Building Block View1.
* Stack Overflow discussion on the difference between black box and white box in component diagrams2.
* Flylib Section on Black-Box and White-Box Component Views3.

NEW QUESTION # 40
In your project, three architect and seven developers are working on the document of the software architecture.
Which methods are appropriate in order to achieve a consisten and documentation, and which are not?
K-Question. Assign all answers.

Answer:

Explanation:

Explanation
Appropriate = AB
Not appropriate = C

NEW QUESTION # 41
Which information is presented in the building-block view? Rate the alternatives below as either true or false.
(Assign all answers.)

Answer:

Explanation:

Explanation:
A) TrueB) FalseC) TrueD) FalseE) True
The building-block view, as per the iSAQB SOFTWARE ARCHITECTURE - FOUNDATION LEVEL, typically includes the following information:
A) Which building blocks the software is composed of: This is true. The building-block view shows the composition of software building blocks1.
B) How the building blocks interact during run time: This is false. The interaction during runtime is typically shown in the runtime view, not the building-block view1.
C) How the building blocks are hierarchically decomposed: This is true. The building-block view includes hierarchical decomposition of the software building blocks1.
D) How the building blocks are distributed in a distributed system: This is false. The distribution of building blocks in a distributed system is part of the deployment view1.
E) The dependencies between the building blocks: This is true. The building-block view should show the dependencies between the different building blocks1.
These aspects are essential for understanding the structure and organization of the software architecture and are aligned with the iSAQB SOFTWARE ARCHITECTURE - FOUNDATION LEVEL documents1.

NEW QUESTION # 42
Which of the following statements regarding the design principle 'information hiding' are true and which are false? (Assign all answers.)

Answer:

Explanation:

Explanation:
The statements regarding the design principle 'information hiding' that are true and false are as follows:
* True:
* Adhering to the 'information hiding' principle increases flexibility for modifications (A).
* Information hiding involves deliberately hiding information from callers or consumers of the building block (B).
* In object-oriented development, information hiding is primarily relevant at class level (E).
* False:
* Information hiding makes it harder to distinguish between interface and implementation C.
* Information hiding is a derivative of the approach of incremental refinement along the control flow (D).
The principle of 'information hiding' is a fundamental concept in software engineering that promotes encapsulation and abstraction. Here's an explanation of each statement:
* True Statements:
* (A): Information hiding allows for changes in the implementation without affecting other parts of the system, thus increasing flexibility1.
* (B): The core idea of information hiding is to keep the implementation details away from the users of the component, revealing only what is necessary2.
* (E): In object-oriented programming, information hiding is typically applied at the class level, where internal data and methods are hidden from other classes3.
* False Statements:
* C: Information hiding does not make it harder to distinguish between interface and implementation; rather, it helps to clearly define the interface by hiding the implementation details1.
* (D): Information hiding is not a derivative of incremental refinement along the control flow; it is a separate principle that focuses on hiding the internal complexities of a component4.
Information hiding is crucial for maintaining a clean and modular architecture, where components can be developed, maintained, and replaced independently.
References:
* Stack Overflow discussion on Abstraction vs Information Hiding vs Encapsulation1.
* Wikipedia article on Information Hiding2.
* Kansas State University textbook excerpt on Information Hiding3.
* Techopedia definition of Information Hiding4.

NEW QUESTION # 43
Which two of the following requirements are examples of quality requirements? (Choose two.)

A. Failure rate is less than 0.1%.
B. Spelling is corrected automatically.
C. Up to 40,000 requests per day
D. User should be able to select the sort order freely.

Answer: A,B

Explanation:
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.

NEW QUESTION # 44
Which statements with regard to project objectives and architectural objectives are true and which are false?
(Assign all answers.)