ITC504 Interface Useability02 : Solution Essays

Question:

Below is a description of the mobile app to be designed. The mobile app design should include drawings done using a pencil/mock-up application to perform the below functionalities by the users:

Order products by adding products to the shopping card. At this time the customers are allowed to register themselves (or if already registered update their contact/delivery details) and to make payments by a credit card.

The farm owner has commissioned you to design this mobile app and evaluate the useability of it initially with few users or by experts.

you need to focus only on the useability and functional aspects of this mobile app to satisfy the functional, useability and business requirements. No need to focus on technical, hardware, software, network and other details.

 

Answer:

Introduction

The interface usability is prepared after the analysis of the requirement of the company and the targeted group of users. The errors in the user design needs to be eliminated with the development of the wireframe diagrams and increasing the usability of the interface design. The wireframe created for the organization is tested multiple times for finalizing the development process of the website.

Design 1

Design 1 (Contd.)

Design 1 (Contd.)

Design 2

Design 2 (Contd.)

Design 2 (Contd.)

Design 2 (Contd.)

Design 2 (Contd.)

Description of Design _1

The design 1 wireframe diagram is created by analyzing the requirement of the local farm shop and the users for the development of the interface diagrams. The visibility of the system status is important for the success of the website and a match should be maintained between the real life and the information system. For the development of the interface the freedom and the control of the usability should be used as a function by adding extended dialog for each of the action taken by the user.

 

Description of Design_2

The design 2 is created by maintaining a consistency and standard and the same platform is followed for following the conventions. Different techniques are applied for the prevention of the errors for prevention of the problems. The interface is designed for minimizing the user load and increasing the visibility of the items used for designing the user interface. The user interface is designed for increasing the flexibility of the design and identify the problem with the user interface design.  

Justification of the Design

The design 1 is selected for proceeding with the user interface design because it meets all the requirement of the user and selection of the first wireframe diagram helps in reduction of the errors in the development process. The design 1 is created maintaining the human computer interaction and the main vital point for the selection of the interface is the factors for achievement of the goals. It should have the outcome of the user centered design and the product should evaluated and seeked for implementation of the continuous improvement of the design.

Conclusion

In the presentation it is concluded that with the preparation of the wireframe diagrams helps in increasing the usability of the website interface and rapidly develop the prototype of the website. The website is designed for meeting the effectiveness, engagingness, tolerance of errors and ease for learning the accuracy of the usability of the web interface. An effective communication methodology is followed for the design for making the messages clearer and interpret with the users navigating through the different pages of the website.

Recommendations

It is recommended that with the user interface is designed following the below characteristics:

Content visibility – the elements used for the design should be clearly visible and read at a glance.

User control and freedom – the informations should be editable and proper use of feedback message for acknowledging the users against any action.

Consistency and standards – Relevant design concept should be used such that the users are not surprised of any function placed in the website interface design.

 

References

Patalano, S., Lanzotti, A., Del Giudice, D. M., Vitolo, F., & Gerbino, S. (2017). On the usability assessment of the graphical user interface related to a digital pattern software tool. International Journal on Interactive Design and Manufacturing (IJIDeM), 11(3), 457-469.

Wang, C. M., & Huang, C. H. (2015). A study of usability principles and interface design for mobile e-books. Ergonomics, 58(8), 1253-1265.

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