Structure of a data packet

The structure of a data packet

CompSci

In data transmission

Packets

A small piece of data that is broken down so that the data transmission can be accommodated properly.

Sections of packets

There are three sections in each packet of data:

1. Packet header
2. Payload
3. Trailer

Multiple Choice

Which the meaning of packets?

• A big piece of data so data can be transmitted all in once

• A small piece of data that is broken down so that the data transmission can be accommodated properly.

• A small piece of data

Packet header

Packet header is contains some important information about the data, they are:

- Destination address
- Packet number
- Originator address

Open Ended

Please type 3 important information in packet header

Payload

Payload is the actual data that is sending.

Trailer

Trailer known as the footer, this contains two main pieces of information:

1. Marker to indicate it is the end of the packet
2. Data for any error detection systems that are being used.

Open Ended

Please name three main sections of a data packet

Multiple Choice

Which part of the data packet is the actual data from the file

• Payload

• Trailer

• Packet header

Multiple Choice

Which part of the data packet is contains some important information about the data

• Payload

• Trailer

• Packet header

Open Ended

Why does data need to be broken down into packets to be transmitted?

The End