The research studies self-discipline behaviour of business administration student of Rajamangala University of Technology Phra Nakhon Pha Nakorn. There are 2 main points in objective: 1) To study the power to predict student’s self-discipline behaviour by psychological characteristic psycho-situational characteristic and social characteristic in collected group and subgroups. 2) To examine the interaction between psychological characteristic psycho-situational characteristic and social characteristic that relates to self-discipline behaviour in collected group and subgroups. The survey of 400 undergraduates was conducted to assess self-discipline behaviour of students. Moreover there are 6 independent variables in this research including 2 variables of psychological characteristic (future orientation and self-control and achievement motivation) 2 psycho-situational characteristic variables (perceived self-efficacy and attitude toward self-discipline behaviour and 2 variables of social characteristic (good role model from family and supportive rearing while the dependent variable is self-discipline behaviour. Basic statistics multiple regression analysis and two-way ANOVA were used to analyse. All of the analysis was also used in both collected group and subgroup according to socio-demographic characteristic. The results of this research are as follow: 1. 6 variables in term of psychological characteristic psycho-situational characteristic and social characteristic can predict self-discipline behaviour in collected group accounting for 59.5 per cent while subgroups are between 32.1 to 44.8 per cent. The most prediction is female group. Furthermore the most significant predicting factor is attitude toward self-discipline behaviour which is in equation in collected group and subgroups and it is the first significant predicting factor in collected group and male group as well as the student group who study in first and second years in bachelor’s degree. 2. Students who have high level of future orientation and self-control and good role model from family will have great self-discipline behaviour. In fact it is found that future orientation and self-control and good role model from family disconnect with student’s self-discipline behaviour at the level of significance of 0.05. However when analysing each independent variable self-discipline behaviour varies with future orientation and self-control. It appears on collected group and 4 subgroups which consist of male group female group the first and second year undergraduate group and the third and fourth year undergraduate group. In addition good role model from family influences self-discipline behaviour that can be found in collected group and 4 subgroups such as male group female group the first and second year undergraduate group and the third and fourth year undergraduate group. 3. The students who have high achievement motivation and supportive rearing are estimated to have great self-discipline behaviour. Whereas it is apparent that achievement motivation and supportive rearing do not interact with self-discipline behaviour at the level of significance of 0.05. On the contrary when considering each independent variable achievement motivation affects self-discipline behaviour in collected group and subgroups (male group female group the first and second year undergraduate group and the third and fourth year undergraduate group). At the same time self-discipline behaviour is also determined by supportive rearing that presents in both of collected group and subgroups which include male group female group the first and second year undergraduate group and the third and fourth year undergraduate group.

This survey research aimed to study ethics of information uses and ethical perception of Faculty of Liberal Arts’ students Rajamangala University of Technology Phra Nakhon. Sample group that stratified by fields was 309 undergraduates studying in academic year 2015 from Faculty of Liberal Arts Rajamangala University of Technology Phra Nakhon. The data collecting tool was questionnaire about ethics of information uses of Faculty of Liberal Arts’ students Rajamangala University of Technology Phra Nakhon. The statistic analysis used percentage and standard deviation. The results showed that : 1. Students had totally ethics of information uses in medium level. Its considered each aspect found that students had the most of ethics of information uses in aspect of information dissemination followed by an aspect of information property and information accessibility. 2. Students had totally ethics of information uses in aspect of information accessibility in medium level. Its considered each item found that the most item that students had ethics was that they usually used their user ID and their passwords to log in the university’s internet system followed by they usually used their user ID and their passwords into information searching system in databases. 3. Students had totally ethics of information uses in aspect of information property in medium level. Its considered each item found that the most item that students had ethics was that if they utilized pictures from books journals newspapers to compose their report or to publicize they would cite to sources of pictures. And if they utilized articles from journals newspapers web sites to content analysis as case study they would cite to sources of content. 4. Students had totally ethics of information uses in aspect of information dissemination in good level. Its considered each item found that the most item that students had ethics they usually avoided to use statement or pictures that was contrary to law and social good moral for example; pictures of rove false statement etc. followed by students usually avoided to use statement or picture that showed violation of privacy rights for example ; defamation statement photomontage etc. 5. Students had the ethical perception involved to information uses in medium level. Its considered each item found that the most item that students had ethical perception was that the utilization of others academic papers for being parts of its own study they had to cite sources every time otherwise its considered that was illegal and unethical. Followed by the utilization of other words or other interviews to compose its own report or its own presentations they had to be allowed otherwise its considered that was copyright infringement.

The purposes of this research were (1) to study and (2) to rank the needs of RMUTP environment management on undergraduate students’ learning development as well as (3) to present a proposed guideline to improve RMUTP environment. 343 students enrolling in the first semester of the academic year 2015 were selected with simple random sampling. The research tool was questionnaire. The data were analyzed through percentage (%) mean ( ) standard deviation (S.D) t-test modified priority needs index: PNI modified and content analysis. The results demonstrated that: (1) The overall mean scores of the reality and expectation of RMUTP environment on students’ learning are statistically different at 0.01. (2) The physical environment needs for supporting students’ quality of life was ranked the first. The second was university facilities to enhance their learning and the third was help and information service. The curriculum management was ranked the fourth. The last one was instructors. (3) A students’ proposed guideline: 3.1 As for physical environment needs for supporting students’ quality of life the highest was more relaxing space. 3.2 As for university facilities to enhance their learning the highest was that learning equipments should be adequate for them. 3.3 As for help and information service public relation and university information for students should be improved at a high level. 3.4 As for curriculum management the study suggested students’ needs for curriculum development to meet current employment demand and to implement effectively at the workplaces. 3.5 As for instructors the highest rank was that instructors ought to understand and listen to students’ needs. They should let students express their opinions.

The purposes of the study were to investigate the organizational commitment compare factors affecting the organizational commitment and explore related factors affecting the organizational commitment of the personnel working at Suan Dusit University the questionnaire was administered to 362 samples and analyzed by the percentage distribution mean - Way ANOVA and pearson product moment correlation coefficient analysis set at 0.05 statistical significance. The study results revealed that Suan Dusit University personnel had high level of organizational commitment in general. Factors related to overall working performance were good and working experience was in average. It is also found that the organizational commitment level of the personnel who were different in different in terms of age marital status educational level work tenure and salary Income at 0.05 statistical significance. Additionally overall working performance as well as working experience was highly and positively related to the organizational commitment in general.

The purposes of the study were to investigate 1) personal factors of practitioner level personnel working in Information Technology Department at Faculty of Medicine Siriraj Hospital Mahidol University 2) personnel’s organizational commitment levels and 3) compare personnel’s organizational commitment levels. The population in the study was 155 employees working in Information Technology Department at Faculty of Medicine Siriraj Hospital Mahidol University employing survey study. The data were collected through the questionnaire and analyzed by frequency distribution percentage distribution mean and standard deviation. The result of the study revealed that most of the employees working in Information Technology Department at Faculty of Medicine Siriraj Hospital Mahidol University were single females ranging from 21 to 30 years of age with average 20001 - 30000 Baht income and having bachelor degrees. They had worked in technical and practical employment at the Information Technology Department for average one to five years. The Information Technology Department personnel’s organizational commitment levels were high. When looking into each aspect the highest aspect was psychological commitment followed by high normative commitment and average retention commitment. The comparison result of personnel’s organizational commitment levels of the employees working in Information Technology Department at Faculty of Medicine Siriraj Hospital Mahidol University categorized by personal factors such as gender age income education marital status work retention revealed differences concerning psychological retention and normative commitments.