The invention provides an online study test question recommendation method and system. The method comprises the steps of acquiring question answering information of a user and test question-checked skill information from a knowledge resource database, wherein the test question-checked skill information includes test question-checked knowledge point information and test question-checked abstract ability information; performing study condition diagnosis on the study condition of the user according to the question answering information of the user to obtain a study condition diagnosis result; determining a candidate recommendation test question set according to the study condition diagnosis result and the test question-checked skill information; recommending the determined candidate recommendation test question set to the user. According to the invention, test questions recommended to users are more targeted, the requirement for individualized online study of users is met and the study efficiency of users is effectively increased.