• The main goal of designer is to indentify user is expert or a beginner.
• This understanding may help designer to design system as per designated user requirements.
• The system users do not belong to similar group of expertise as they are mixed bunch of people.
• These categories can be decided from their age ,IQ level, skills they have and experience.

a) Beginner User:

i) Every user is beginner user at earlier phase of their life.

ii) To make beginner user to intermediate designers we must ensure that the things they see and use UI to remain in their mental models.

iii) The main usabilty of beginning users is their main focus area is on,

• Menus
• Messages

iv) They tend to use above options hierarchical system architectures, reading all the labels and understanding of location where specific options and features are placed.

v) For dialogs and notifications user may refer them slower, trying to understand them throughly.

vi) The beginning user may require lot of help from system to understand process.

vii) Question of Beginning User

• Which program should I use
• What will this program do
• From where should I start
• What is the way to do it
• Am I doing right things

viii) Example:

• In case of Microsoft office –Word
• The beginner user will take help for office assistant to understand few functions of system.
• User majority times refer menu given at the header in system.

b) Intermediate User:

i) Intermediate user is always looking for desired features and way to easily access them.

ii) Intermediate level users will have some different requirements.

iii) The basic skill to operate system is already known to them

iv) As they are familiar with basics they will now find out new techniques to operate system very effectively

v) Majority numbers of users are intermediates.

vi) We will optimize user experiences for intermediates as majorityof users are intermediators.

c) Expert User:

i) The number of expert users is always smaller than other type of users as they become expert by longer experience and excellent skill set.

ii) This group of user becomes very important group of users as they become expert by longer experience and excellent skill set.

iii) This group of user becomes very important group of users although there number is very small but their effectiveness is very high.

iv) As always company trust on expert people and ask them for advice as well as design help.

v) Experts may know additional functionalities and abilities of system to perform all tasks.

vi) If some interface is not accepted by these users it can be even rejected on these grounds.

vii) As it is excepted that interface must help these users to be more productive.

viii) Interface should be definately optimized for intermediates and helps beginners to understand application but also be more productive for experts.

ix) Experts may be using some features of system which is used very rarely

x) Experts always look for customization or automation in available system.