CHEQUE CLEARANCE- A cheque is a written order asking the bank to pay an amount of money to a particular person.Three disadvantages are the transactions must wait for processing as schedule is predetermined, errors cannot be corrected during processing and sorting transaction data is expensive and time consuming. Carried out in large organisations using mainframe or midrange computers. Batch approach is used for generating pay cheques etc. Collected and stored offline using magnetic tape or paper. Large volumes have lower processing costs. Processed when convenient or economical to do so. Resources Behaviours Types of Transaction Processing Systems Batch Transaction ProcessingīTP collects the transaction data as a group and processes it later after time delay as batches of identical data. People From The Environment: These are people who do not directly work for the company but people off the street who sometimes require the services of a TPS as they enter transactions and validate data such as a customer withdrawing money from an ATM. They include data entry operators, customer service operators, people working at checkouts and anyone carrying out the tasks required to process the data. These are the people who will enter the data. Participants: Participants are direct users of the system. The information they provide from the TPS may be used to provide inputs for other information systems such as stock control, marketing etc. They will use it to provide information information about the system but will not enter data themselves. Users: The users are people employees of the company who own the TPS. People in a TPS can be divided into 3 categories: users, participants and people from the environment. Without people the system does not have customers and without customers it does not have a function to perform. The most important component of a TPS are people. The components of a TPS include hardware, software and people.
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