i知否 is an innovative online learning and exam software designed to enhance user capabilities and assist in knowledge acquisition. With its intelligent features, personalized learning paths based on big data analysis, advanced cheating detection technology, and instant question analysis, i知否 is a truly AI-powered online learning and exam platform.

The app offers a range of features including:

• Online Exams: Users can take exams online, view their current and past exam records, access answer results, and review question explanations.
• Face Verification: Users are required to provide their facial biometric information for initial verification to prevent cheating during exams. Face verification is also conducted after completing the exam to ensure integrity.
• Screen Lock Prevention: i知否 has a smart screen lock detection system that monitors the number of screen switches during the exam. If the limit is exceeded, the system will automatically submit the exam, effectively preventing cheating.
• User-Friendly Interface: The app allows users to easily navigate through questions by swiping left or right, mark questions with stars, and quickly locate specific questions.
• Online Learning: Users can access various course materials in multiple formats including Word, PPT, Excel, PDF, audio, and video for a comprehensive online learning experience.
• Course Modes: i知否 offers both compulsory and elective courses, with options for single-course mode and map mode for a flexible learning experience.