It allows the designer to see if the user really understands the interface. In a fully functional program, a user may use external cues to clue them into the functionality of the interface. Pilot Testing There are many forms of pilot testing. Pilot testing usually takes place near the end of the design process. Pilot testing usually takes place near the end of the design process when the product is nearly completed, and includes more users than paper based testing.
Designers apply many different practices when conducting user testing.
Pilot testing generally includes more users than paper based testing. Many designers prefer to observe the users in addition to interviewing. A grunt can speak volumes. The tester should determine a systematic plan for usability testing ahead of time. The tester should record his or her observations, so that he or she can analyze the data later.