SQL LOCK's

Question

Hello

In SQL Server 

 

I have two user 1st User_1 and 2nd User_2

 

 

At Same Time both user (User_1 & User_2)

 

User_1 

Update Col X=Y    (Set X = Y)

 

User_2

select Col     

 

 

 

So what select will select    X or Y