The document outlines guidelines for designing effective user interfaces. It discusses important steps in the design process like understanding users and business needs. It also provides guidance on screen design principles, navigation, controls, text, messages and localization. Key recommendations include using clear and concise language, providing informative feedback and ensuring interfaces are accessible to all users. Thorough testing is emphasized to evaluate and refine the design.

1. USER INTERFACE DESIGN PROCESS
• KYOW YOUR USER / CLIENTs
• UNDERSTAND THE BUSINESS FUNCTIONS
• UNDERSTAND THE PRINCIPLES OF GOOD SCREEN
DESIGN
• DEVELOP SYSTEM MENUS AND NAVIGATION
SCHEMES
• SELECT THE PROPER KINDS OF WINDOWS
• SELECT THE PROPER DEVICE BASED CONTROLS
• CHOOSE PROPER SCREEN BASED CONTROLS

2. CONTD..
• WRITE CLEAR TEXT AND MESSAGES
• PROVIDE EFFECTIVE FEEDBACK AND
GUIDANCE AND ASSISTANCE
• PROVIDE EFFECTIVE INTERNALIZATION AND
ACCESSIBILITY
• CREATE MEANINGFUL GRAPHICS,ICONS AND
IMAGES
• CHOOSE THE PROPER COLURS

3. CONTD..
• ORGANIZE AND LAYOUT WINDOWS AND
PAGES
• TEST ,TEST AND RETEST

4. GUIDELINES FOR WORDS
• Do not use words which is unique to computer
profession
• Do not use words with different meanings
outside the computer profession
• Do not use abbreviations
• Use short and familiar words
• Use complete words
• Use positive terms

5. GUIDELINES FOR SENTENCES &
MESSAGES
• It should be brief and simple
• Sentence should be affirmative
– Complete entry before returning to menu
– Do not return to menu before completing entry
• Sentence should be in active voice
– Send the message by pressing TRANSMIT
– The message is send by pressing TRANSMIT
• Sentences should be in proper tone
– Nonthreatening
– Nonpunishing

6. MESSAGES
• SYSTEM MESSAGES
– To inform the user about current system activities
STATUS MESSAGES
INFORMATIONAL MESSAGES
WARNING MESSAGES
CRITICAL MESSAGES
QUESTION MESSAGES
• INSTRUCTIONAL MESSAGES(PROMPTING
MESSAGES)
– How to work with screen displayed

7. CONTD..

8. CONTD..
• STATUS MESSAGE
To give idea about the progress of lengthy operation
Include CANCEL/PAUSE/RESUME buttons
• INFORMATIONAL MESSAGE
Notification messages
To give status like “completed/failed”
No user actions needed
Symbol: “i”

9. CONTD..
• WARNING MESSAGES
– Call attention to a situation that may be
undesirable
– Symbol: !
• CRITICAL MESSAGES
– Action messages
– Usually describing an erroneous situation
• QUESTION MESSAGES
– Asks a question and offers a choice of options for
selection

10. MESSAGE BOX CONTROLS
COMMAND BUTTONS
If a message requires no choices:OK
IF the user must decide how to continue: YES & NO
IF more details needed : HELP
IF message offers an option to cancel a process :CANCEL
CLOSE BOX

11. MESSAGE LOCATION
• POP UP windows should always be used for
critical messages
• For other messages ,messages should not
interfere with screen information

12. TEXT
• Any textual element that appears on a screen
includes captions,headings,words,sentences
• HOW TO PRESENT A TEXT????
– FONTS
– WIDTH
– CONTENT

13. CONTD..
• HOW TO WRITE A TEXT???
– Sentences
• Try to keep no of words in a sentence is less
• Use familiar words
– Paragraphs
• Try to keep no of sentences is less
• Restrict a paragraph to only one idea
– Style
• Write as u talk

14. TEXT FOR WEBPAGES
• WORDS
– Minimize no of words
• ERROR MESSAGES
– Provide helpful error messages
• INSTRUCTIONS
– “click here” “up” “Select this link”
• TEXT
– Style
– Content
• LINKS
– Predictive Links

15. CONTD..
• Page title
– First word is its most important descriptor
– Mixed case and headline style
• Headings and headlines
– Meaningful headings and subheadings
– Make the first word as an important information
carrying