Table 5.

The System Usability Scale questionnaire (Brooke, 1996)

	Statement
S.Q1	I think that I would like to use this system frequently.
S.Q2	I found the system unnecessarily complex.
S.Q3	I thought the system was easy to use.
S.Q4	I think that I would need the support of technical person to be able to use this system.
S.Q5	I found the various functions in this system were well integrated.
S.Q6	I thought there was too much inconsistency in this system.
S.Q7	I would imagine that most people would learn to use this system very quickly.
S.Q8	I found the system very cumbersome to use.
S.Q9	I felt very confident using the system.
S.Q10	I needed to learn a lot of things before I could get going with this system.