The genotype is the genetic makeup of a cell, an organism, or an individual (i.e. the specific allele makeup of the individual) usually with reference to a specific character under consideration.
The chances of having children with sickle cell disease is the same as when AS and AS have kids
1 in 4 chance of SC-sickle cell disease but may not be as severe as SS( but they are still sickle cell disease sufferers)
How many people put into consideration genotype test before marriage, or to know the genotype of their husband/wife to be even before marriage is conducted?

In recent times people are now interested in knowing their partner's genotype before marriage. Its even advisable to know early enough in a relationship so that one wouldn't date for years before realising it.