The CCNA exam simulator consists of a simulator, simlets, testlets, and simulated questions for configuring the WLC (Wireless LAN controller). The scenario questions are challenging to answer, but they assist the candidate get ready to pass the test the first time. Sample questions may be downloaded from the Demo exam.
Below are a few screenshots of the application.
Please download the application from the following
Also check this for CCNP ENCOR 350-401 Exam Sim
and CCNP ENARSI 300-410 Exam Sim