Under design control, the design phase should proceed until
In the design control phase of software development, it is critical to ensure that the design phase proceeds until system elements of the smallest structure are defined and specified. This ensures that all components of the system are thoroughly planned and documented, which helps in minimizing errors and misunderstandings later in the development process. Detailed design specifications provide a clear roadmap for developers and facilitate better quality control and testing.
'Software Engineering: A Practitioner's Approach' by Roger S. Pressman
IEEE Standard 1016-2009 for Information Technology---Systems Design
In specifying a software requirement, it is important to consider how the requirement might be
When specifying a software requirement, it is essential to consider how the requirement might be validated. Validation ensures that the software meets the needs and requirements of the stakeholders and functions as intended in the real-world environment. Without proper validation criteria, it would be challenging to confirm whether the software fulfills its intended purpose.
'Software Requirements' by Karl E. Wiegers and Joy Beatty
IEEE Standard 830-1998 for Software Requirements Specifications
In a software development company, which of the following authorities is responsible for establishing the company's quality policies?
Senior management is responsible for establishing the company's quality policies. They set the strategic direction and ensure that quality objectives align with the overall business goals. Senior management's commitment to quality is crucial as it drives the organization's culture, resources allocation, and priorities, ensuring that quality practices are integrated into the development processes.
The benefits of having the data owner collect the data is that data owners
Data owners are typically individuals or groups who have deep understanding and control over a specific set of data. They are well-versed in the context, nuances, and expected patterns of the data they manage. This in-depth knowledge allows them to:
Detect Anomalies: Because data owners understand what the data should look like under normal circumstances, they are more likely to spot inconsistencies or errors as data is being collected.
Increase Accuracy: By catching and correcting anomalies early in the data collection process, data owners can ensure that the data remains accurate and reliable.
Immediate Action: Anomalies can be addressed on the spot, reducing the time and effort required for post-collection data cleaning and correction.
Which of the following tests is most appropriate for efficiently determining if the software handles time zones correctly?
Boundary value testing is used to check the behavior of the system at the boundaries of input ranges. Time zones often have critical boundaries, such as the change from one day to the next or the switch between standard time and daylight saving time.
Boundary Value Analysis: Tests the values at the edges of equivalence classes, which in the context of time zones could include:
Transition points between time zones
Daylight saving time changes
Leap years and the end/start of months
Efficiency: Testing boundaries is typically more efficient than testing all possible values, especially when dealing with large ranges like time zones.
Application: Ensures that the software handles edge cases correctly, such as the change from 11:59 PM in one time zone to 12:00 AM in another.
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