Imply bit with constant 1 or 0 in SQL Server

cast (
  case
    when FC.CourseId is not null then 1 else 0
  end
as bit)

The CAST spec is “CAST (expression AS type)”. The CASE is an expression in this context.

If you have multiple such expressions, I’d declare bit vars @true and @false and use them. Or use UDFs if you really wanted…

DECLARE @True bit, @False bit;
SELECT @True = 1, @False = 0;  --can be combined with declare in SQL 2008

SELECT
    case when FC.CourseId is not null then @True ELSE @False END AS ...