This application is intended for all new and existing workers in electronics. Used to prepare for the written part of the test to obtain a certificate of professional competence in electrical engineering for Section 5, Section 6, Section 7, Section 8 and Section 11 of Decree COSO and CMA no. 50/1978 Coll. on professional competence in electrical engineering in class A buildings without explosion hazard to 1000V AC and 1500 V DC in accordance with Section 14 hereof.

You can choose the test by section, or exercise, when all the issues available explanation in the form of quotations from standards used. These quotations are published with the permission of the city Czech Agency for Standardization.

The questions in the application are continuously updated and supplemented.

During installation, you must have an Internet connection to be able to download the current issue!
If you would like to add further questions, please send an e-mail.

// Option A //

To download Vyhláška 50 mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Vyhláška 50 mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Vyhláška 50 from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Vyhláška 50 in HappyMod App.