Information Technology, the Internet, and You

A comprehensive set of flashcards on Information Technology concepts, covering definitions and key components related to information systems, software, hardware, data management, and networking.

Information Technology

The use of computers and communication systems to process information.

Information System

A system that includes components such as people, procedures, software, hardware, and data.

Data

Raw, unprocessed facts.

Information

Processed data that is meaningful.

Procedures

Rules and instructions included in an information system.

Cloud Computing

Accessing software, storage, and computing resources over the Internet.

Internet of Things (IoT)

Smart devices connected to the Internet that collect and share data.

Application Software

Programs designed to help users perform specific tasks.

Word Processing Software

Application software used to create and edit text documents.

Spreadsheet Software

Application software used to perform calculations and analyze data.

Database Management System (DBMS)

Software used to store and manage large amounts of data.

Presentation Software

Application software used to create slide-based presentations.

Cloud Suites

Application software accessed through the Internet, providing tools like word processing and spreadsheets.

System Software

Programs that manage computer hardware and provide a platform for running application software.

Operating System

System software that manages hardware resources and runs application programs.

Utility Programs

System software tools that perform maintenance and protection tasks.

Device Drivers

Software that allows the operating system to communicate with hardware devices.

System Unit

Case that contains electronic components responsible for processing data.

Central Processing Unit (CPU)

Main processing component of a computer that executes instructions.

RAM

Temporary, volatile memory used to store data currently in use.

ROM

Permanent, non-volatile memory that stores startup instructions.

Input

Data entered into the computer for processing.

Output

Processed information presented to the user.

Secondary Storage

Non-volatile storage used to store data permanently.

Computer Network

A collection of computers and devices connected together to share data and resources.

LAN

Local Area Network, connects computers within a small geographic area.

WAN

Wide Area Network, connects computers over large geographic areas.

Wireless Communication

Data transmission using radio signals instead of physical cables.