Which is NOT part of ISO/IEC 9126:1991?

ISO/IEC 9126:1991 included several different dimensions.

Which is NOT part of ISO/IEC 9126:1991?
A . Usability: Usability from the point of view of the users
B . Efficiency: Efficiency which relates to the performance to the amount of resources used
C . Portability: Portability which defines the ability to move software between environments
D . Security: Security which relates to the strength of the of the software against cybersecurity attacks
E . Reliability: Reliability which ensures that a software solution can maintain it performance over a period of time
F . Maintainability: Maintainability which relates to the effort needed to make modifications
G . Functionality: Functionality as a set of functions that satisfy needs

View Answer

Answer: D