NET1L - Lesson 3 (The Rules - Protocols)

Networks can be as:

- Complex as devices connected across the internet, or

- Simple as two computers directly connected to one another with a single cable, - And anything in-between.

• True

• False

Simply having a wired or wireless physical connection between end devices is enough to enable communication. (Without them, knowing "how" to communicate)

• True

• False

For communication to occur, devices must not know “how” to communicate.

• True

• False

What are the 3 Elements to Any Communication?

• Source (sender)

• Destination (receiver)

• Channel

• Host

Are people, or electronic devices, that need to send a message to other individuals or devices.

• Source (sender)

• Destination (receiver)

• Channel

Receives the message and interprets it.

• Source (sender)

• Destination (receiver)

• Channel

This consists of the media that provides the pathway over which the message travels from source to destination.

• Source (sender)

• Destination (receiver)

• Channel

Sending a message, whether by face-to-face communication or over a network, is governed by rules called ___________.

• Protocols

• Regulations

• Guidelines

Protocols are not specific to the type of communication method being used.

Ex: The rules we use to communicate over one medium, like a telephone call, are not necessarily the same as the rules for using another medium, such as sending a letter.

• True

• False

Prior to communicating, the devices must agree on how to communicate. They must also format the message in a way that is understandable.

Same with humans as well. If someone uses the English language, but poor sentence structure, the message can easily be misunderstood.

• True

• False