What does interface design focus on?
how information is provided to and captured from users
What does Dialogues focus on?
sequencing of interface displays
Design of interfaces and dialogues is the process?
of defining the manner in which humans and computers exchange information
T/F designing interfaces and dialogues is a user-focused activity?
True
What is the additional subsection deliverable/outcome for interface and dialogue design?
dialogue sequence; ways user can move from one display to another
What are the 2 characteristics in Interface/Dialogue design?
- Form/report designs
2. Dialogue sequence diagrams and narrative description
What are the 3 major steps to designing dialogues?
- Designing the dialogue sequence
- assessing usability
- Building a prototype
What is an interface?
method which users interact with an information system
What are the 5 widely styles used to interact with system?
- command language
- Menu
- form
- Object
- Natural language
What is command language interaction?
users enters explicit statements invoke operations
What is a disadvantage to Command Language interaction?
requiring to member command syntax and semantics
When is command language interaction good to use?
experience users, systems w/ limited command set and for rapid interaction
What is menu interaction?
a list of system options is provided and specific command is invoked by selection of menu option
T/F Menus have become less used interface method
False. Most used because user only needs to understand simple signposts and route options
What is a pop-up menu?
menu positioning method that places a menu near cursor position
What is a drop-down menu?
menus drop down from the top line of the display
What is form interaction?
allow users to fill in blanks
What is Object-based interaction?
symbols (icons) are used to represent commands/functions
What is an Icon
graphical picture represents specific functions w/i system
What is Natural language interaction?
accept inputs and produce outputs in a conventional language
What are the common devices for interacting with IS?
Keyboard, mouse, joystick, trackball, touch screen, light pen, graphics tablet, voice
Which is the most fundamental and widely used device?
Keyboard
What are the 4 data errors?
- Appending
- Truncating
- Transcripting
- Transposing
What are the 3 types of system feedback?
- Status information
- Prompting cues
- Error/warning messages
What are the guidelines for usable help?
Simplicity, organized, show example
What is a dialogue?
sequence of interaction b/w user and a system
What are the 3 major steps to the dialogue design process?
- Designing dialogue sequence
- Building prototype
- Assessing usability
What is dialogue diagramming?
designing and representing human-computer dialogues using box and line diagrams
What is cookie crumbs?
placing tabs on a web page to show user where it is and has been on a site