RndInd Random Type (individual distribution) Declares a random variable that contains a random value whose type is either string or integer, depending on the syntax of
your declaration.
RndSno Random Type (serial numbers) Generates serial numbers of type integer. For each call, the RndSno type returns a value incremented by one over the previous
call.
RndUniN Random Type (uniform distribution) Declares a random variable of type RndUniN. With each access, such a variable contains a value that is generated following a uniform distribution.