In the system requirements phase, the non-functional requirements (NFR) are often captured
only generically at a fairly high level, and they do not yet include the levels of detail …

The nonfunctional requirements (NFR) are often captured only generically at a fairly high
level, and they do not include the levels of detail necessary at this stage for the system …

In practice, the software process is an intermediate phase for enhancement and
improvements the design for different types of software products and help developers to …

European series of standards for the aerospace industry, includes system operations
requirements as one of 16 types of NFRs for embedded and real-time systems. A number of …

The European standards for the aerospace industry (ECSS series) include system
adaptation and installations requirements as one of sixteen types of non functional …

The European ECSS-E-40 series of standards for the aerospace industry includes
configuration as one of 16 types of non functional requirements (NFR) for embedded and …

In practice, during the system requirements gathering phase, the focus is often on the
functional requirements of the system, while non-functional requirements are often captured …

During the system requirements phase, the focus is often on the functional requirements of
the system, while non-functional requirements (NFR) are captured by system analysts at a …

Background: In practice, the developers focus is on early identification of the functional
requirements (FR) allocated to software, while the system non-functional requirements …

An operation is typically described initially as a non functional requirement at the system
level. Systems engineers must subsequently apportion these system requirements very …