Unformatted text preview: plan. These were external links to other websites, one of them was Air Canada
that does not work and generate an error message “This site is temporarily down for
maintenance. Please come back later. Thanks, Sorry for inconvenience”. Therefore
CNN does not support the theory. However, no broken links discovered in Amazon
portal, therefore Amazon supports the theory. 86 Format and present content appropriately
Both CNN.com and Amazon.com WAP portals presents good content management.
Both portals are informative and summarized and enhance user experience, therefore
both portals supports the theory.
Offer consistency in navigation and naming of menu options
The both CNN.com and Amazon.com WAP portals are found highly consistent. These
sites are good example of high level of ease of navigation and consistency. The options,
which are given on sites leads the user to same site of its name throughout the site,
therefore both portals supports the theory.
Provide the user with sufficient prompting
Both, CNN and Amazon portals are fairly competent and provide customer efficient
prompting in input selection to throughout order processing. On both portals, the users
were guided throughout the process how to complete a transaction; therefore both
portals support the theory.
Minimize user input
In CNN portal case, the users carried out task-8 by choosing “sports highlights” under
sports menu and to search sports sore of any game of your choice. In order to find any
particular sports info, the user has to write the sports name in “Search Box” to retrieve
desired information. While writing sports name, there is a chance of spelling mistake or
extra space between keywords which might not recognized by the portal. Therefore,
CNN portal does not support this theory. However, Amazon fully supports this theory,
since mostly information is given by preset lists or by minimum input.
Structure tasks to aid the user's interaction with the system
In CNN portal case, the tasks are structured using 25 common menus starting from
“World, U.S, Weather, Business, Sports, Law, video, Travel etc.” It guides the user how
and where to begin with the portal. The user can easily complete basic and common
tasks with the minimum amount of interaction. Similarly, in Amazon, the main tasks are
categorized using “Books, Electronics, Games and DVD’s etc.” menus. Therefore, both
portals fit with the theory. 87 Learnability
Both, CNN and Amazon portals offer high level of learnability to their customers. The
users validated the ease of learnability by confidently moving around the portal and
successfully completing the tasks. In few minutes, they become familiar with both
portals. Therefore, both portals fit with the theory of learnability.
Efficiency of Use
It was observed that both WAP portals support the theory of efficiency of use, since
within a very short period of time, the users were successful and confident to conduct a
variety of tasks. In task 13 and task 14, users easily navigate within the system and test
the full business transaction efficiently.
The both WAP portals were found easy to memorize. For instance, task 6 from CNN
and task 13, and 14 from Amazon were long tasks where users have to go through
various steps to in order to finish those tasks. The user successfully carried out these
tasks. At the end of the tasks, mostly users feel that they are now expert users.
Therefore, both CNN and Amazon portals align with the theory.
Both portals were found good in subjective satisfaction, since users reported their
satisfaction that system is pleasurable to use. Various tasks were designed to test
subjective satisfaction such as task-7 and task-8 from CNN and task 13 and 14 from
Amazon. The users successfully carried out these tasks and reported them operational.
Therefore both WAP portals agree with the theory of subjective satisfaction.
E-Navigation and Labeling
It is observed that most of the information available on both WAP portals are available
in various categories, for instance in CNN case, the information is organized in main
categories such as “World, Weather, Law, Travel” etc. Similarly, in Amazon the
categories of “Books, Electronics, DVD, Games” etc. are found, therefore both WAP
portals fully align with the theory. 88 Unnecessary browse time
In CNN.com case of Task-5, under cnn.com/LAW link, there were almost 9 different
big and small images found which noticeably reduced the down loading time, Therefore
CNN does not fully supports the theory. However in Amazon portal case, there were no
big images, and WAP browsing was very fast, therefore Amazon supports the theory.
In CNN case of Task-8, the sports highlight shows a broad range of sport highlights
including sports scores. In order to find any particular sports info, the user has to write
the sports name in “Search Box” to retrieve desired information. It was observed that
giving input by entering “sports name”...
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- Fall '13
- The Land, Usability