Wednesday, May 8, 2013

Usability analysis of SLT website


Hi everybody. Here I’m going to present you the results of usability test of Sri Lanka Telecom official website (www.slt.lk). You all know that SLT is the leading organization in Sri Lankan telecommunication industry. This website developed by Affno web solutions.
Accessibility
Site loading time

Total website loading time is 8.30 seconds.it consist 1.2mb data. This loading time is averagely good compared to the amount of data available
Adequate text to background contrast
Text to background contrast is in an adequate level.
Font size, spacing is easy to read
Font sizes are varies BasEd On importance of the text or a paragraph. However font sizes are good enough to read.
Flash/ add ons are used sparingly
There is a flash slideshow placed in on top of the home page.it shows SLT brands and innovations in an attractive manner. And there is an option available for download macromedia flash player plugin.
Images have appropriate ATL tags
ATL tags are available only for the home page images
Site has a not found/ 404 page
No customize page is  available  

Identity
Company logo is prominently placed
SLT company logo is prominently placed top of the left hand corner. But the logo is not much highlighted.
Tagline
There is a tagline below the logo which indicates there core brand message. “one country one voice”
Home page is digestible in 5 seconds
After the first login home page digestible less than 5 seconds. but for the initial login it will take 7 seconds.
Clear path to company information
There is a tab called “About SLT” which describes essential information about the company. It clearly located top of the left hand corner.
 Clear path to contact information
They have separate contact information like telephone numbers and e-mail under every single web page dedicated for their separate products and services.
Navigation
Main navigation is easily identifiable
There is an excellent main navigation with search box, appropriate tabs and links.
Navigation labels are clear and concise
Navigation labels like FOR HOME, FOR BUSINESS give clear idea for the users to find required information very quickly.
Numbers of buttons/links are reasonable
All the buttons and appear on the web site reasonable. All these links and buttons are providing path for the essential information. 
Company logo is linked to the home page
Yes it linked to the homepage.
Links are consistent and easy to identify
Links In home page very clear and identifiable.(Annual report, SLT News high lights ,  links to the social networks ,etc ). There is a option called quick links which allows user to accesses the desired information very quickly.
Site search is easy to access
Site search is available on the home page with more advanced searching features. Search box is located at middle off the left hand corner.



Content
Major headings are clear and descriptive
Each tab and link appear on the home page represent a heading.(eg :- for business, for home , tele shop,etc). Those are highlighted and placed in the appropriate eye catching areas. By looking at this headings user can get a clear & descriptive idea.
Critical content is above the “fold”
Critical information placed as a row near the logo. And other critical information like “About SLT” , “Subsidiaries”  located apex of the website.

Styles and colors are consistent
Main colors are blue and white. They use blue & black fonts in the white background. These color combinations facilitate to improve user visibility. Home page colors are matching with the colors of other pages on the website.
Emphasis is used sparingly
Headings are emphasized by using tabs and bold blue color. More essential links placed in the apex of the website. However some crucial information likes “mega line” , “PEO TV” “broadband” located bottom of the homage as hyperlinked images to grab the attention of the user.

Ads and popups are unobtrusive
They advertise their own brands using flash slideshow and hyperlinked images but no other popups or annoying advertisements are appearing on the website.

Main copy is concise and explanatory
Home page is very clear and understandable. Appropriate links and tabs are placed in a good order. So users are able to get well understanding and the path to required information within few seconds.
URLs are meaningful and user-friendly
www.slt.lk  is the URL of this site. Users can easily remember this URL and it contains the company’s own name.
HTML page titles are explanatory
HTML page title sates:"welcome to SLT" Welcome to Sri Lanka Telecom this can gives clear idea to the html reader about the organization.
My idea is overall usability of the website is excellent. But better to reduce the data amount in the homepage in order to quick accesses. 

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