Unit 2- The Internet

A computing device is _____________________

• A machine that can run a program

• A group of computers working together for a common purpose

The protocols used on the Internet ______________________

• designed by the government

• open and used by all devices connected to the network

Alexis purchases a new smartphone and can immediately share information online. Which of the following is NOT necessary to make this possible?

• A single connection is established between any two devices connected to the Internet

• Both devices are using the same shared and open protocols

What is the MINIMUM number of paths that would need to be broken to prevent Computing Device A from connecting with Computing Device E?

• 1

• 2

• 3

• 4

Which is NOT a layer of the Internet?

• Digital Divide

• Physical Network

• TCP

• IP

__________________________ connects devices to one another so information can move through a network.

• IP

• Physical Network

• DNS

• HTTP

HTTP send _____ requests

Which is an example of a DNS?

• packets

• code.org

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

• True

• False

The difference between an TCP and UDP, is that a TCP send messages in packets with numbers (labels) in which display the sequence packets should be read.

• True

• False