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Stock Market Usability Principles (Accessibility (Text Colour Contrast…
Stock Market Usability Principles
Utility
Portability
Relies on software while developing the application
The interface is portable as it is platform dependent and operates on computer devices
Portable ,as it runs on laptops and other computer devices
Responsiveness
When users interact with the screen on the mobile device, the application will take the input and output a response to react to the users actions
When buttons are clicked, they will lead to a new window
When contact is made to browse a window, the window will scroll in the direction of the user to reveal more information
Learnability & Effectiveness
CARP Design Principles
Contrast
A maximum of 3 colours to incorporate aesthetic features throughout the application to draw attention to certain parts of the application
Alignment
The window will be read left to right and scrolled from top to bottom, therefore being horizontal
Repitition
Easy to read repetitive fonts, sizes and colours through out the application
Proximity
All titles, images and buttons will be comfortably seperate for reading and navigation ease, elliminating the cluster of the application
Accessibility
Text Colour Contrast
The application will have words in darker colours to create a text colour contrast between colourful buttons and images
Screen Reading
the application will ensure that navigating around the pages will be simple and easy to read, with clear titles and labelled buttons
Accessible Images
The screen reader will be able to see the images on the screen as the HTML will not be missing the <alt> attribute or alternative text
Access Multi-Media
Audio files will be required as it is in the criteria for the Stock Market application, the multimedia that will be needed are images, text and a video in MP4 format
Safety
An interface design will consider measures to help create a safe environment for the user
User will have no access to manipulate sensitive data and information stored inside of the application
Files users have access to can not be edited or manipulated unless they have validated access to the data
No personal information is stored or needed to be entered, therefore, users are clean of any risk of personal information leakage