The research paper is considered as quantitative work which has the following objectives: 1) to study Rajamangala University of Technology Phra Nakhon staffs A Study of behavioral factors associated with the use of online registration via the website.2) to study the relationship between their attitude and behavior towards using the registration system via the website. And 3) The compare problems in the system register online the website. Rajamangala University of Technology Phra Nakhon. The subjects of the study are 51 in-service teaching staff and 349 undergraduate students from 9 faculties. The instruments in this research consisted of questionnaire which the data were analyzed by using percentage mean standard deviation X2 t-test oneway analysis of variance and Scheffe’s method were utilized for data analysis. The results of the study revealed that: 1. The behavioral factors associated were age status and experience of used internet that related with behavior towards using the registration system via the website. In the objective of using the registration system via the website the time and location was statistically significant at 0.05 levels. 2. A good attitude in using the registration system via the online website had related with behavior of using the registration system via the website. The objective and the time of using the registration system via the website were different. 3. The behavioral factors associated were gender status and learning center which had related with different problem in using the registration system via the website.

This research aimed to study problems and needs of students and teachers in using registration website of Rajamangala University of Technology PhraNakhon based on genders age faculties and internet access experience. The samples were 400 undergraduate students and 233 teachers from Rajamangala University of Technology Phra Nakhon. The research tool was a questionnaire. Data collection was analyzed by SPSS (Statistics Package for Social Science) to find percentage mean and standard deviation (S.D.) T-test and f-test were used to find different problems and needs inusing registration website. The research findings were as follows;