One must keep in mind that one priority is associated with only one quality factor, Nobody will put accuracy and reliability at ' 1 '.
We must have a trade-off between two quality factors to decide which is ' 1 and which is '2' , in case two quality factors are rated at same priority.
project objectives may include some techno-commercial decisions to be achieved for achieving specific critical success factors for the project.
Some examples of these objectives are given below.