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27 Cards in this Set

  • Front
  • Back
Data Item
Elementary description of things, events, activities and transactions that are recorded, classified and stored but are not organized to convey any specific meaning
Data organized so that they have meaning and value to the recipient
Data and/or information organized and processed to convey understanding, experience, accumulated learning and expertise as they apply to a current problem or activity.
Information Technology Architecture
A high-level map or plan of the information assets in an organization, which guides current operations and is a blueprint for future directions.
Information Technology Infrastructure
The physical facilities, IT components, IT services and IT management that support an entire organization.
Information System (IS)
Collects, processes, stores, analyzes and disseminates information for a specific purpose
Computer-based Information System (CBIS)
An information system that uses computer technology to perform some or all of its intended tasks
is a device such as a processor, monitor, keyboard or printer
is a program or collection of programs that enable hardware to process data
is a collection of related files or tables containing data
is a connecting system (wireline or wireless) that permits different computers to share resources
are the set of instructions about how to combine the above components in order to process information and generate the desired output
are those individuals who use the hardware and software, interface with it, or uses its output
Application program
is a computer program designed to support a specific task , a business process or another application program
Functional area information systems or departmental information systems
Function: Support the activities within specific functional areas.

Example: System for processing payroll.
Transaction processing system (TPS)
Function: Process transaction data from business events.

Example: Walmart checkout point-of-sale terminal.
Enterprise Resource Planning System (ERP)
Function: Integrate all functional areas of the organization.

Example: Oracle, SAP, Car dealership..financing, HR etc.
Interorganizational information systems (IOS)
are information systems that connect two or more organizations and support interorganizational operations such as supply chain management.

Function: Manage flows of products, services and information among organizations.

Example: Walmart Retail Link System connecting suppliers to Walmart.
Supply chain
describes the flow of materials, information, money and services from raw material suppliers through factories and warehouses to the end customers
Electronic Commerce Systems
Function: Enable transactions among organizations and between organizations and customers.
Business-to-Business (B2B)
Business-to-Consumer (B2C)

Knowledge workers
are professional employees such as financial and marketing analysts, engineers, lawyers and accountants.
They create information and knowledge about a specific subject area and integrate it into an organization.
Act as advisors to middle managers and executives.
Office Automation System (OAS)
Function: Support daily work activities of individuals and groups.

Example: Microsoft Office
Support: Clerical staff, lower and middle managers and knowledge workers.
Management Information System (MIS)
Function: Produce reports summarized from transaction data, usually in one functional area.

Example: Report on total sales of each customer.

Supports: Primarily for middle managers, sometimes for lower level managers as well.
Decision Support System (DSS)
Function: Provide access to data and analysis tools.

Example: “What if” analysis of changes in a budget.-

Supports: Primarily for Middle managers and knowledge workers
Expert System (ES)
Function: Mimic human expert in a particular area and make a decision.

Example: Credit card approval analysis.

Supports: Knowledge workers
Executive Information System (EIS)
Function: Present structured, summarized information about aspects of business important to executives.

Example: Status of production by product.

Supports: Top managers of the organization.
The Role of the IS Department
The ISD is responsible for corporate-level and shared resources and for using IT to solve end users’ business problems.
End users are responsible for their own computing resources and departmental resources.
ISD and end users work together as partners to manage the IT resources.