Web usability and self-efficacy in promoting individual Knowledge Sharing

Nowadays, many organization used a Knowledge Sharing (KS) systems that is supported with ICT's. Many previous research used a combination of Technology Acceptance Model (TAM) into social capital theory to describe user's KS behavior. This research used a different approach in measuring technology aspect in KS. Technological aspect was measured by usability concept that has five indicator, that are usefulness, efficiency, effectiveness, learnability, satisfaction. The model also considered user's self-efficacy in knowledge sharing. Questionnaire was distributed to 144 academics staff in several university in Bandung. From the final model it can be concluded that both self-efficacy and system's usability has a significant positive correlation with knowledge sharing. The data was divided into three group that represent three different work forces generation. Path analysis was done for each group and the final model showed that each group has different output.