2.3_Following Order of Initialization

Question 1

What is the order of execution for initialization code- blocks?

Answer 1

o Object Fields declaration and inline-initialization (Regardless of its location)
o Instance Initializer blocks in the order they appear
o Constructor

Question 2

Can we refer to a variable from a initializer block before it has been declared?

Answer 2

Yes, initializer blocks run after defining the object fields (structure)

Question 3

What is the instance initializer code-block order?

Answer 3

From top to bottom.

Instance Initializer Blocks are run in the order in which they appear in the file.

Question 4

What is the constructor code-block order?

Answer 4

The constructor runs after all fields and instance initializer blocks have run.