2. Guidelines for developing testing
• Include all of a software components
• Need not be very expensive or elaborate
• All subjects need not involve all subjects
• Design problems can be studied with few
users
• Apply testing early and often

3. Recording the usability test
• Provide comfortable location for participants
• Don’t interrupt participants
• Record the techniques and search patterns
users employ when attempting to work through a
difficulty
• Record the time taken to perform a task, and
problems faced by them
• Record the results using portable tape recorder
or camera
• This is followed by user satisfaction test and
questionair

4. User satisfaction test
• Process of quantifying usability test with
measurable attributes of the test such as
functionality , cost or ease of use
– Ex: 90 5 of the people should know to
withdraw money from ATM without training or
error

5. objectives
• Used as communication vehicle bw
designers, and also bw users and
designers
• To detect and evaluate changes during
the design process
• To provide a periodic indication of
divergence of opinion about current
design

6. Guidelines for developing user
satisfaction test
• Must work with users or clients to find out
what attributes should be included in the
test
• Limit the number of attributes
• some attributes are
– ease of ues
– functionality
– Cost
– reliability

7. Tool for user satisfaction test
• Commercial Off the Shelf (COTS)
• User Satisfaction Test Spreadsheet
(USTS)