Analysis of the community website usability using Koohang's model based on task performance comparison result

Kaskus.co.id is one of the biggest community site which ranks 1st in Indonesia and 257 positions for the world in 2010. As time went on, many other similar sites with kaskus.co.id that is able to meet the needs of Indonesian social-networking communities such as forum.detik.com. This gives the impact of a decline in the number of access to the site kaskus.co.id and shift its rank. The results of the interview against the user community site kaskus.co.id is there are some shortcomings on the site, i.e. the process of posting the increasingly complicated, too many ads that cover the main content, and the difficulty of organizing pictures. The purpose of the research is to determine the value of usability of the community site kaskus.co.id as Indonesia's largest sites which ranks 1st in Indonesia in 2010. There are 22 indicators divided into 3 indicators for task performance and 19 indicators Koohang model. Task performance is used to find out the level of site performance directly while the indicator of Koohan's models used for qualitative questionnaire assessment. The determination of the value of usability of the site kaskus.co.id obtained using WEBUSE with merit conversion scale. The whole valuation WEBUSE respondents will be processed to earn points for each questionnaire indicators and the level usability of the community site kaskus.co.id. The results of this study in the form of value of usability of the sites, the analysis of the 19 indicators that affect the value of usability and indicators guide the creation of community sites. In this kaskus.co.id case, we obtained information that kaskus.co.id has a moderate level of usability.