CH1 - Information systems Flashcards
Information Technology
any computer-based tool that people use to work with information and to support an organization’s information and information-processing needs
Information System
collects, processes, stores, analyzes, and disseminates information for a specific purpose
Informed user
a person knowledgeable about IS and IT, they obtain greater value from whichever tech they use
Digital Transformation (+ what info tech drives it)
business strategy that leverages IT to dramatically improve employee, customer, and business partner relationships; to support continuous improvement in business operations and business processes; and to develop new business models and businesses.
The information tech that drive digital transformation include:
- big data, business analytics, social computing, mobile computing, the internet of things, agile systems dev methods, cloud computing, AI
reasons to learn about IT and IS
- become informed user
- the org you join will be undergoing a digital transformation
- managing the IS function within an organization is no longer the exclusive responsibility of the IS department
who is the CIO
executive in charge of the IS function
3 factors why IS are complex
1 - IS have enormous strategic value to orgs, heavily relied on
2 - expensive to acquire, operate and maintain
3 - evolution of the MIS (management IS) function within the org - all employees have computers and can directly interact with mainframe
Data items
elementary description of things, events, activities, and transactions that are recorded, classified, and stored, but are not organized to convey any specific meaning (can be numbers, letters, figures, sounds and images)
Information
data that have been organized so that they have meaning and value to the recipient.
Knowledge
consists of data and/or information that have been organized and processed to convey understanding, experience, accumulated learning, and expertise as they apply to a current business problem
Computer-based information system (CBIS)
information system that uses computer technology to perform some or all of its intended tasks (most IS today are)
6 Basic components of CBIS
- Hardware : physical devices and components
- Software : program / collection of that enables hardware to process data
- a Database : collection of related files/tables containing data
- a Network : connecting system (wire/less) that enables multiple computers to share resources
- Procedures : instructions for combining these components to process info and generate desired output
- People
Information tech platform / services / infrastructure
platform - formed by all IT components (hard/software, networks, databases)
services - IT personnel using these components to develop IS, oversee security and risk and manage data
infrastructure - IT components + IT services
Application / App + functional area / departmental IS
App - a computer program designed to support a specific task or business process
FAIS - collection of app programs in a single department
How managers use IS in sales and marketing
- product analysis : dev new G & S
- site analysis : best locations for production and distribution
- promotion analysis : best advertising channels
- price analysis : setting price to obtain highest total revenues
