What do you mean Apex?

 Apex is mainly in-house technology that is just like Java programming with object-oriented ideas and to compose our own particular custom logic.

1. Apex is the procedural scripting language in the discrete and executed by the Force.com stage.
2. It runs locally on the Salesforce servers, making it more ground-breaking and quicker than non-server code, for example, JavaScript/AJAX.
3. It utilizes the syntax that resembles Java
4. Apex can be written in triggers that demonstration like database put away techniques.
5. Apex enables designers to join business logic to the record spare process.
6. It has worked in help for unit test creation and execution.