Types of Information System Information Systems Operations Support System Management Support SystemTransaction Office Management Decision Executiveprocessing Process control automation support information information systems systems systems systems systems systems
OPERATION SUPPORT SYSTEMThe role of O.S.S is to efficiently process and controlbusiness transactions…(input, process, output). Real Time Batch Processing processing
Transaction Processing SystemA transaction processing system (TPS) collects, stores, modifies andretrieves the transactions of an organization. Examples of such systemsare automatic telling machines (ATMs), electronic funds transfer at pointof sale (EFTPOS – also referred to as POS). There are two types oftransaction of processing: – Batch processing: where all of the transactions are collected and processed as one group or batch at a later stage. – Real-time processing: where the transaction is processed immediately
Continued… Transaction Processing System Sales and Marketing Manufacturing & Finance & Human Resource Production Accounting System Order Processing. Statistical Analysis Accounting Wage System Advertising Ordering Raw Material Budgeting Attendance Sales General Ledger Application
Process Control System Process control systems monitor and control industrial processes. Office Automation SystemsThe term office automation refers to all tools and methods that are applied to officeactivities which make it possible to process written, visual, and sound data in acomputer-aided manner.An office automation system (OAS) facilitates everyday information processing tasksin offices and business organizations. These systems include a wide range of toolssuch as spreadsheets, word processors, and presentation packages.Office Automation Systems are software packages such as MS Office which includeword processors, spreadsheets, databases, presentation software, email, internet,desktop publishing programs and project management software.
Continued… A Continuum (scale) of Human Control and Automation Fig: Human Control and Automation