Human Computer Interface

Question 1

Nine interaction styles

Answer 1

• Command lines
• Function keys
• Menu selection
• Fill-in forms
• Question and answer
• Direction manipulatoin (Mouse & cursor)
• Multi-touch gesture
• 3D navigation
• Conversational

Question 2

Four principles of HCI Design- Attention

Answer 2

• Anticipate needs
• Highlight changes
• Limit interruptions and distractions
• Minimize information access cost

Question 3

Principles of HCI Design- Attention

Answer 3

• Make system structure and affordance visible

Question 4

Two principles of HCI Design- Attention

Answer 4

• Support recognition rather than forced recall
• Be consistent

Question 5

Three principles of HCI Design- Mental Models

Answer 5

• Match system to real world
• Make credible and trustable
• Consider aesthetics and simplicity

Question 6

Two principles of HCI Design- Response Selection

Answer 6

• Choose appropriate defaults
• Simplify and structure task sequences

Question 7

Three principles of HCI Design- Interaction

Answer 7

• Make the system state visible
• Support flexibilty, efficiency, and personalization
• Make the system robust to errors and exploration

Question 8

Evaluation criteria for HCI

Answer 8

• Learnability
• Efficiency
• Memorability
• Errors
• Satisfaction