QZ is a filename extension associated with Create A Quiz application for Windows operating system. Create A Quiz is a simple tool for creating Program interactive computer quizzes. Users can add images, text, and video files to their quiz projects.

QZ files can be freely accessed and edited by users. QZ files use a data formatting scheme specific to Create A Quiz to saved quiz questions and answers. The tool is available in the form of a paid license, but its developer, PC Shareware, hasn’t updated the application for years.