• Item Writers: System Requirements for Pearson Test Developer's Studio (TDS) This document provides the workstation configuration requirements for our item writers who are using the Pearson Test Developer's Studio (TDS) to create items for MEAP, MME, and the SCAS. The system requires Internet Explorer 6.0 or Netscape Navigator 7.2 or higher for the PC, or Apple Safari 1.3.1 or Mozilla Firefox 2.0.0 or higher for the Macintosh.