GAS can not only cause pharyngitis, or sore throat, but also headache, stomachache, and a general feeling of fatigue and crumminess. A rash may also appear within seven days of becoming ill; this rash is NOT the same thing as âscarlet feverâ.
Conceptual model in which statistically valid task selection criteria is applied to identify individual tasks critical to the performance of a specific job.
The purpose of an abstract class (often referred to as an ABC) is to provide an appropriate base class from which other classes can inherit. Abstract classes cannot be used to instantiate objects and serves only as an interface. Attempting to instantiate an object of an abstract class causes a compilation error.