Free online Microsoft Excel skill assessment tests are available on the TOSA and Wise Owl Business Solutions websites. The test on the TOSA website assesses a user's ability to perform functions, data management and formatting in Excel. The test on the Wise Owl website contains 15 questions.
The paid Certiport exam 77-420 is available for Excel 2013. It assesses skills in technical tasks such as worksheets and workbooks management, using tables, using formulas and function, and creating charts in Excel. Individuals can schedule this test with Certiport and take it at one of the company's test centers. Upon passing this test, they earn credit towards the Microsoft Office Specialist certification.