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TRANSACTION PROCESSING SYSTEM & ITS APPLICATIONS. Presenters: Pankaj Soni Karan Bhatia Akhil Saxena Dikshi Jindal Fanish Kumar. TPS. TPS is a type of information system that collects, stores, modifies and retrieves the data transactions of an enterprise.
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TRANSACTION PROCESSING SYSTEM & ITS APPLICATIONS Presenters: Pankaj Soni Karan Bhatia AkhilSaxena DikshiJindal Fanish Kumar
TPS • TPS is a type of information system that collects, stores, modifies and retrieves the data transactions of an enterprise. • A transaction is an event that generates or modifies data that is eventually stored on an information system. • TPSs are aimed at improving the routine business activities on which all organizations depend. • Transaction processing, the set of procedures for handling the transactions, often includes the activities like calculation, storage and retrieval, classification, summarization, sorting.
CHARACTERSTICS OF TPS • Rapid Response • Reliability • Inflexibility • Data life -line
CHARACTERISTICS OF TPS.. • Controlled access • Link between organization & external entities • Standardization • Routine-natured
TRANSACTIONS PROCESSING QUALIFIERS • In order to qualify as a TPS, transactions made by the system must pass the ACID test. • Atomicity • Consistency • Isolation • Durability
TRANSACTION PROCESSING CYCLE • Transaction processing systems generally go through a five-stage cycle of 1) Data entry activities 2) Transaction processing activities 3) File and database processing 4) Document and report generation 5) Inquiry processing activities.
TYPES OF TRANSACTION PROCESSING SYSTEMS • Batch Transaction Processing • Examples:- • Cheque Clearance • Bill Generation • Credit Card Transactions
REAL-TIME TRANSACTION PROCESSING • Main disadvantage of RTTP is the hardware and software costs exceed batch. • Two main concerns:- • Concurrency • Atomicity • Examples of RTTP :- • Reservation Systems • Pos Terminals • Library Loan System
