BUAD110 Chapter Notes - Chapter 17: System Analysis, Management Information System, Central Processing Unit
1 Jun 2018
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Ch 17 Book Notes: Management Information Systems
Learning Objective 1
● Management information systems: systems that manage the direct resources needed for
creating, storing, and distributing information in a business organization
● Direct resources that MISs manage
○ Computer hardware
○ Computer software
○ Databases
○ Telecommunications networks
Learning Objective 2
● Computer hardware is the major physical aspect of MISs
● Modern computer systems include:
○ A central processing unit
○ Primary and secondary storage
○ Input and output devices
○ Communication devices
● Can be classified as:
○ Mainframe computers
○ Midrange computers
○ Microcomputers
○ Supercomputers
● Two major kinds of computer software- system software and application software
● Database: a group of related files and represents the highest level in the data hierarchy
○ Operational databases
○ Data warehouses
● Telecommunications networks: collections of computer hardware and software arranged
to transmit info from one place to another
○ Classified by their geographical coverage as local area networks or wide area
networks
Learning Objectie 3
● Information systems can be classified by the organizational level they support
○ Operations managers
○ Middle managers
○ Senior managers
● Can also be classified by the business function
○ Production
○ Accounting
○ Financial
○ Human resources
Document Summary
Management information systems: systems that manage the direct resources needed for creating, storing, and distributing information in a business organization. Computer hardware is the major physical aspect of miss. Two major kinds of computer software- system software and application software. Database: a group of related files and represents the highest level in the data hierarchy. Telecommunications networks: collections of computer hardware and software arranged to transmit info from one place to another. Classified by their geographical coverage as local area networks or wide area networks. Information systems can be classified by the organizational level they support. Can also be classified by the business function. Activities involved in the development of information systems. Four conversion strategies when moving from a current system to a new system. Domestic exporters- follow centralized configuration strategy for their iss. Businesses use system controls that monitor the accuracy and security of the input, processing, storage, and output activities.
