Transaction Processing Systems

loutclankedAI and Robotics

Nov 13, 2013 (3 years and 11 months ago)

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Transaction Processing Systems

A transaction is a record of an event that signifies a business
exchange

A transaction processing system is a basic business system
that support the functions of


Recording


Monitoring


Evaluating

the basic activities of the business

Fig. 13.1 Transaction Processing Systems

Examples of basic manufacturing/production systems are:



materials purchasing



receiving



shipping



process control



numerical control



equipment



quality control



labor costing



robotic systems

Examples of basic sales/marketing systems are:



sales



telemarketing



order processing



point
-
of
-
sales systems



credit authorization

Figure 13.4 Amazon.com Order Processing System

Examples of basic finance/accounting systems are:



accounts receivable



accounts payable



general ledger



payroll



cash management



loan processing



check processing



securities trading

Examples of basic human resource systems are:



personnel record keeping



applicants tracking



positions listing



training and skills



benefits

Questions to ask


Where does the system obtain its data?


What does the system do with the data?


What problems does the system solve?


What differences does the system make?

Office Automation Systems


Data work: use, manipulate, or disseminate
information


Knowledge work: create new information
using judgment & creativity


Discipline/Principle/Profession/Certification


Office work: coordinate & integrate
workers from different functional areas

An office automation system is any application of
information technology that increases the
productivity of office workers



document management



word processing



desktop publishing



electronic communications



electronic scheduling



data management



project management

Figure 16.2 Four Functions of Management

Figure 16.4 Manager’s Time

3 roles of a manager

1.
Interpersonal


figurehead, leader, liaison

2.
Informational


monitor, spokesperson, disseminator

3.
Decisional


entrepreneur, mediator, resource allocator,
negotiator

Management Support Systems


MIS: summarize & report on the basic
operations of a company


DSS: provide data & models interactively to
support semi
-
structured problem solving


EIS: provide data from both internal &
external sources to support unstructured
problem solving

Figure 16.5 An MIS

Figure 16.7 An DSS

Figure 16.9 An ESS

Artificial Intelligence: the study of how to make
computers to do things that require some level of
intelligence:


Learn/understand from experience


Acquire & retain knowledge


Respond quickly & successfully to new situations


Solve problems

Expert Systems


Solve problems that require expertise


Use facts and reasoning (rules of thumb)


Explain what it knows and its reasoning process


3 components:


Knowledge base


Inference engine


User interface