Code.org Unit 2 - Lesson 1-4 Vocabulary

A group of interconnected computing devices capable of sending or receiving data.

• Computing Device

• Computing System

• Computing Network

• Path

The series of connections between computing devices on a network starting with a sender and ending with a receiver.

• Computing Device

• Computing System

• Computing Network

• Path

The maximum amount of data that can be sent in a fixed amount of time, usually measured in bits per second.

• Computing Device

• Bandwidth

• Computing Network

• Path

The unique number assigned to each device on the Internet.

• Protocol

• IP Address

• Internet Protocol (IP)

• Router

A protocol for sending data across the Internet that assigns unique numbers (IP addresses) to each connected device.

• Protocol

• IP Address

• Internet Protocol (IP)

• Router

A type of computer that forwards data across a network.

• Protocol

• IP Address

• Internet Protocol (IP)

• Router

The inclusion of extra components so that a system can continue to work even if individual components fail

• Protocol

• Redundancy

• Internet Protocol (IP)

• Router

Can continue to function even in the event of individual component failures. This is important because elements of complex systems like a computer network fail at unexpected times, often in groups.

• Protocol

• Redundancy

• Fault Tolerant

• Router

An agreed-upon set of rules that specify the behavior of some system.

• Protocol

• IP Address

• Internet Protocol (IP)

• Router