The HCS exam can refer to different exams depending on the context. Here are some details about the different HCS exams mentioned in the search results:

• Texas HCS Applicant Examinations: This exam is for individuals who want to provide services to people with intellectual and developmental disabilities in Texas. The exam is available through the HHSC Learning Portal.

• HPSC HCS exam: This is the State Civil Service Examination of Haryana conducted by the Haryana Public Service Commission (HPSC) in India. The exam is for various positions in state offices and requires a bachelors degree as the basic eligibility criteria. The exam has three stages: Preliminary, Mains, and Interview. The syllabus for the exam includes General Studies, CSAT, and an optional subject.

In summary, the HCS exam can refer to different exams depending on the context. The Texas HCS Applicant Examinations are for individuals who want to provide services to people with intellectual and developmental disabilities in Texas, while the HPSC HCS exam is the State Civil Service Examination of Haryana conducted by the Haryana Public Service Commission (HPSC) in India for various positions in state offices.