Unit 3 Introduction to Information Technology

Front

Computer Network

Back

A system of interconnected computers for sharing resources and data.

Front

Internet

Back

Global network connecting millions of private, public, academic, business, and government networks.

Front

Online Database

Back

A digital collection of data accessible via the internet.

Front

Router

Back

Device that forwards data packets between computer networks.

Front

Modem

Back

Device that modulates and demodulates signals for data transmission.

Front

IP Address

Back

Unique string of numbers separated by periods that identifies each computer using the Internet Protocol to communicate.

Front

Wi-Fi

Back

Wireless networking technology that allows devices to connect to the internet.

Front

Ethernet

Back

A system for connecting computers within a local area network (LAN).

Front

Cloud Storage

Back

Online service that stores data on the internet.

Front

Firewall

Back

Security system that controls incoming and outgoing network traffic.