Information Systems Lecture

These flashcards cover important concepts related to information systems, their components, processes, and their roles in business.

Information System

A group of components that interact to produce information.

Data Process Model

A model involving input, processing, output, and feedback to manage data in systems.

Input

Captures raw data from an organization or external environment.

Processing

Converts raw data into a meaningful form.

Output

Transfers processed information to the people or activities that use it.

Feedback

Output returned to evaluate or correct the input stage.

Entity Relationship Diagram (ERD)

A graphical representation of an information system showing the relationships among entities.

Entity

A type of object in the business environment; can be a real-world object.

Attribute

Defines properties of an entity.

Relationship

Describes how entities interact with one another in a system.

Operational Excellence

Achieving superior performance through improved operational efficiency.

Big Data

Large and complex data sets that traditional data processing software cannot deal with effectively.

Cloud Computing

Using a network of remote servers hosted on the Internet to store, manage, and process data.

Artificial Intelligence (AI)

Computer systems able to perform tasks that require human intelligence.

Globalization

The process by which businesses develop international influence or operate on an international scale.

Dependency of Information System and Business Model

The interdependence between an organization's capabilities and its information systems.

Competitive Advantage

An advantage a company has over its competitors due to unique features or resources.

Customer

A person or organization that purchases goods or services from a business.

Order

A request made by a customer to purchase items from a seller.

Workflow of Information System

The sequence of processes through which data is processed to produce meaningful information.

Attributes Examples

Properties defining an entity such as Name, Position for EMPLOYEE.

Many to Many Relationship

A relationship where one entity can relate to multiple entities of another type, and vice versa.

One to Many Relationship

A relationship where one entity can relate to multiple entities of another type, but not vice versa.

One to One Relationship

A relationship where one entity is related to only one instance of another entity.