If you like this app please consider to buy the PAID version: https://play.google.com/store/apps/details?id=com.feefasoft.ccna_noads&hl=en
What you will get when buying the paid version of the app:
1. All the errors have been fixed in the paid version.
2. The paid version has better question randomization.
3. Better design and no annoying ads.
Questions and answers related to the popular computer networking test including topics like installation, configuration and troubleshooting medium-size routed and switched networks.
This app might help you to prepare for the CCNA test.
Play it as often as you can to memorize the right answers.