Ram air systems typically are found on high-performance vehicles, most often on motorcycles and racing cars looking to add power and increase engine performance. Moreover, it was a feature on some cars in the 60s while falling out of favor in the 70s, but it has been making a comeback.
1 The stakeholder expectation is turned into several âsystem shall â¦â requirements that, when implemented, allow the stakeholder to be able to do what they want or provide them with the capability they expect.  The system doesnât have to do something all the time. For some, âthe system shallâ¦.â refers to a full-time function that the system always does, while âthe system shall be able toâ¦..â is something the system does if specifically commanded to so by an operator or only when a specific condition exists.
Non-functional requirements cover all the remaining requirements which are not covered by the functional requirements. They specify criteria that judge the operation of a system, rather than specific behaviours, for example: âModified data in a database should be updated for all users accessing it within 2 seconds.â.