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Explanation:
A) CorrectB) IncorrectC) CorrectD) CorrectE) IncorrectF) Incorrect
The concept of coupling between building blocks is crucial in software architecture, and the iSAQB SOFTWARE ARCHITECTURE - FOUNDATION LEVEL provides guidance on this topic. Here's an analysis of the statements based on the curriculum:
A) A high degree of coupling of a building block reduces its reusability: This is correct. High coupling means that a building block is heavily dependent on other components, which can limit its ability to be reused in different contexts1.
B) Low coupling of a building block improves the ability to meet functional requirements: This statement is incorrect. While low coupling can contribute to a more maintainable and flexible architecture, it does not directly improve the ability to meet functional requirements1.
C) Low cohesion often leads to high coupling: This is correct. Cohesion refers to how closely related the responsibilities of a module are. Low cohesion can result in modules that perform a wide range of actions, which often leads to higher coupling with many other modules1.
D) Loose coupling often leads to less effort for making changes: This is correct. Loose coupling allows for easier modification of a system with minimal impact on other components, thus reducing the effort required for changes1.
E) For call dependencies, the degree of coupling is independent of the direction of the call: This statement is incorrect. The degree of coupling can be affected by the direction of the call, as it determines which module controls the interaction1.
F) In object-oriented programming languages, inheritance reduces coupling: This statement is incorrect.
Inheritance can actually increase coupling because it creates a direct dependency between the superclass and the subclass1.
These insights are aligned with the principles outlined in the iSAQB SOFTWARE ARCHITECTURE - FOUNDATION LEVEL curriculum, which emphasizes the importance of understanding and managing coupling for effective software architecture design1.

Explanation:
A) FalseB) FalseC) FalseD) TrueE) TrueF) False
Postel's law, also known as the robustness principle, is a guideline in software engineering that advises to "be conservative in what you do, be liberal in what you accept from others"1. This principle has implications for system design and interaction with external interfaces:
A) Response time of the system is reduced: This is false. Postel's law does not directly relate to the response time of a system1.
B) Implementation effort increases: This is false. Being liberal in what is accepted can actually simplify implementation because the system is designed to handle a wider range of inputs without failure1.
C) Usability of the system is reduced: This is false. Postel's law aims to increase robustness and interoperability, which can enhance usability by making the system more resilient and accommodating1.
D) Robustness of the system is increased: This is true. By being conservative in outputs and liberal in inputs, the system becomes more robust, handling a variety of inputs without error1.
E) The integrity of the data transferred via interfaces is increased: This is true. Accepting a wide range of inputs and adhering strictly to output specifications helps maintain data integrity across different systems1.
F) Availability of the system is reduced due to potentially bad quality of input data: This is false. Postel's law suggests that the system should be designed to handle poor quality input data gracefully, thus maintaining availability1.
Applying Postel's law helps create systems that are more tolerant of input variations and strict in their outputs, contributing to overall system robustness and reliability1.

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.

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