INFS 247 Lecture Notes - Lecture 1: Application Software, Information System, Operating System
19 Jun 2018
School
Department
Course
Professor
Data – Facts that are recorded and can be accessed
oData Format – text, numbers, figures, graphics, images, audio/video
Information – refers to the data that is accessed by a user for some purpose
oGetting info from a collection of data requires performing an activity (searching through,
processing, manipulating data)
Data and information are often interchanged
IS – Information system
oA computer based system that collects, stores, and manipulates data
IS components
oInformation technology
oData and information
oPeople resources
People, information, and information technology are completely and inseparably connected
oNeed people to access data
Information
oOne of most important assets in organization
oModern organizations primary way people get information is information technology
Information Technology
oHardware Resources
Computers, servers, printer, other devices
oSoftware Resources
System software
Proper functioning of hardware
Application software
Employees use to access info
oNetworks
Computer Hardware
oSystem unit (computer)
find more resources at oneclass.com
find more resources at oneclass.com
Document Summary
Data facts that are recorded and can be accessed: data format text, numbers, figures, graphics, images, audio/video. Information refers to the data that is accessed by a user for some purpose: getting info from a collection of data requires performing an activity (searching through, processing, manipulating data) Is information system: a computer based system that collects, stores, and manipulates data. Is components: information technology, data and information, people resources. People, information, and information technology are completely and inseparably connected: need people to access data. Information: one of most important assets in organization, modern organizations primary way people get information is information technology. Computers, servers, printer, other devices: software resources. Perform specific jobs or address one or more specific business needs. Enables application software to run on a computer: operating system. Manage and maintain is, communicate with the users: users (business users) It pros and business users are becoming less and less separated as groups.
