INFS 247 Study Guide - Fall 2018, Comprehensive Midterm Notes - Database, Information System, Predictive Analytics
12 Oct 2018
School
Department
Course
Professor
INFS 247
MIDTERM EXAM
STUDY GUIDE
Fall 2018
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
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CPU
Memory
Other electronics
oConnects to
Input devices (Mouse…)
Output devices (Monitor)
Computer Software
oApplication Software
Perform specific jobs or address one or more specific business needs
Microsoft Office
Computer Software
oSystem Software
Enables application software to run on a computer
oOperating system
Principal system software
Supports computer basic function
oMicrosoft
oIOS
People resources
oIS team (IT pros)
Manage and maintain IS, communicate with the users
oUsers (Business users)
Various types of users
IT pros and Business users are becoming less and less separated as groups
IS (also known as Management information systems MIS)
Database management system (DBMS)
oCreation of databases
oInsertion, storage, retrieval, update, and deletion of the data in the database
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.
