生涯發展是一連串決定的過程，而適切的決定有助於個人之生涯發展。國中與高中職階段的學生畢業後，不論在升學或職業選擇上，均面臨重大的生涯決定。而生涯相關測驗是作為學生、教師或家長進行生涯決定或生涯輔導之工具。本研究透過序列混合設計，結合焦點團體、內容分析與問卷調查方式，探討國中與高中職階段生涯發展測驗使用現況。研究結果發現，目前常用之生涯相關測驗為性向測驗和興趣測驗，但測驗工具在使用、應用及工具本身仍有其限制。針對上述問題，本研究提出關於生涯測驗編製、增進輔導教師使用測驗的效能及政策三方面之建議，若能加以規劃與實踐，將有助於國中與高中職階段學生的生涯發展，並對廣大教師們於輔導工作上產生莫大的助益。

Career development involves a series of decision-making. Competent decision-making is pertinent to an individual’s career development. During the high school and vocational high school, the students encounter their first and major career decisions in life. A qualified career development test could play an important role in the process of decision-making. Career development test is an important tool to students for career decision-making. It also helps their teachers and parents in providing career counseling. The purpose of this study was to explore the use of career development tests in schools. This study utilized a sequential mixed design with focus-group, content analysis and survey research. The results showed that aptitude test and interest test are used most frequently in all career tests, but there are still limitations and problems in their applications. Based on the findings, some implications were discussed. Finally, suggestions to the construction of career tests were provided. We also provided some suggestions to enhance the effectiveness of counseling and policies.