project demo

HTA ASSISTANTGroup 112102347D BUATON Hon Ming Herman12102278D CHIU Chin Ting12098845D HO Ngai Hong12100703D LAI Ka Cheong12099858D LAU Hoi Yuen12101845D LUI Kin To

Tuesday, 22 April, 14

WHAT IS ?- An interactive computing software- Draw HTA (Hierarchical Task Analysis) Diagram

- Design & Build BY OUR TEAM


“Human-Computer Interaction”, 3rdEdition, Prentice Hall


DESIGNED FOR...Prentice Hall

- Publisher of “Human-Computer Interaction” textbook- Include software with textbook- Assist student in doing exercise

Teachers- Assist teaching- Assist student in doing exercise


TARGET USERStudents

- study HCI- e.g. COMP2222- Draw HTA


REQUIREMENT ANALYSIS


STAKEHOLDERS- Primary Stakeholder

- Teachers, Students

- Secondary Stakeholder- Prentice Hall

- Tertiary Stakeholder- Other Publishers

- Facilitating Stakeholder- Designer Team


REQUIREMENT COLLECTION- Questionnaire

- 80 to students and 68 returned

- 63% found difficult to correct minor mistakes- e.g. Typo,

- 47% found difficult to divide tasks appropriately- e.g. Refine tasks / Further break down of process


DEMONSTRATION


UI DESIGNUsability Principles


LEARNABILITY- Predictability

- Users expect result of action- based on past experience- e.g. Use Mouse to drag Label / Panel

- Synthesizability- Users access result of action based on display- e.g. “Refresh” after each modification

- Consistency- Consistent Button / Font Size


FLEXIBILITY- Dialogue initiative

- User Preemptive Dialogue- e.g. Click Button

- Customizability- Ability of user to modify interface- e.g. Change Font Style and Size in the drawing


ROBUSTNESS- Responsiveness

- Short response time- High rate of communication

- Defaults- Provide defaults to assist user- e.g. Pre-set text in “edit” window


FURTHER DEVELOPMENT


FURTHER DEVELOPMENT- Automatic numbering for processes- Diagram to Textual HTA Convertion


THANK YOU


Q & A


project demo

Education

prentice hall

assist student

22 april

students