What does “Is Identity” column property mean in SQL Server?

Question

I am using SQL Server for the first time and I see that a column property is called Is Identity.

What does this mean?

What

Answer 1

Flag indicating an Identity Column - can be used as an auto-increment column (recommended for any table)

it has many implications like being able to get the id of the last inserted row in a table using @@IDENTITY or SCOPE_IDENTITY() etc.

Try: Understanding Identity Columns