Use of Hybrid Computer: Various complex and difficult scientific and technical problems can be solved very easily and quickly through this computer. It is used in laboratories to determine the quality of medicines , to study animals , and to know the structure of atoms. Hybrid computers are used to determine the quality of various chemicals and to train long-range aircraft pilots. Hybrid computers are so expensive that they are only used for special purposes. Such computers are also used in intensive care of hospitals. In this case the analog part receives the patient's blood pressure , heart rate , body temperature etc. data and converts it to the digital part by converting it into appropriate numbers and signals for use in the digital part. The digital part reveals the patient's condition based on the information obtained.