The study was conducted to determine the degree of knowledge sharing support system and the degree of knowledge sharing behavior among 98 CBA students. This study utilized the descriptive correlation research design. The study found out that the respondents are very much convinced that their instructors motivate students to share whatever knowledge imparted to them; the students consider information technology as a means to support their willingness to share information they have learned; the respondents agree to share their classmates their classmates all the resource materials which can be useful academically; the respondents are assured that the knowledge they share would help their classmates improve their academic performance; the respondents agreed to make use of the internet available at home or at the university; that the respondent’s knowledge sharing behavior s dependent to their degree knowledge sharing support system in terms of instructor’s support, and lastly, the respondent’s knowledge sharing behavior is dependent to their degree of knowledge sharing support system in terms of technology support. Key Words: Knowledge Sharing, Support System, Information Technology, Academic Performance.