FCC Practice Exam — Free Test Simulator（免费全真模拟考）

A full-length mock exam under real exam rules: pick a level, questions are drawn at random from the complete bank, the clock runs, and nothing is marked until you submit. Your result is shown on this device only — nothing is uploaded or stored. ／ 按真实考试规格组卷：选级别、从完整题库随机抽题、计时、交卷后统一判分。成绩只显示在本机，不上传、不保存。