Difference between BeforeClass and BeforeTest in TestNG

Question

As we know from official TestNG documentation:

@BeforeClass: The annotated method will be run before the first test method in the current class is invok

Answer 1

My opinions:

@BeforeClass:The annotated method will be run before the first test method in the current class is invoked

@BeforeTest:The annotated method will be run before any test method in the current suite is run