In this lesson I am going to learn to ... ?

What types of data might be transmitted using packets over a network?

The best way to visualise a data packet is to compare it to a ________

Think about sending a letter or receiving a package.

What information needs to go on the outside

of the letter so that it gets to the right place?

Think about sending a letter or receiving a package.

If there are many packets, how does the recipient know how to reassemble them in the correct order?

What is the correct technical terminology to refer to the three components of a data packet?

Which of these might be contained in the header of a data packet?

A web page is being downloaded from a web server to a client computer.

Which part of the data packets containing the web page would contain the destination IP address?

A web page is being downloaded from a web server to a client computer.

Which part of the data packets containing the web page would contain the identifier for the type of protocol being used?

A web page is being downloaded from a web server to a client computer.

Which part of the data packets containing the web page would contain the error checksum?

A web page is being downloaded from a web server to a client computer.

Which part of the data packets containing the web page would contain the data for the text and images on the web page?

What versions of IP addresses are currently in use?

Which type of IP address is shown?

Which type of IP address is shown?

Which number sequence is correct for this process?

1. Receiving device reassembles the packets into the image.

2. Image is broken up into smaller parts.

3. Server receives the request.

4. If any packets are missing they are requested to be resent.

5. Packets make their own way across the Internet to your IP address.

6. Click download button for image.

7. Parts are put into a packet with the control info added.

What does "packet switching" refer to in a network?

Choose all the factors that might be considered when choosing the next "hop" for a data packet from a router

Which Internet definition is this from Wikipedia:

"the principal data routes between large, strategically interconnected computer networks and core routers of the Internet"

Which Internet definition is this from Wikipedia:

"a networking device that forwards data packets between computer networks"

Which Internet definition is this from Wikipedia:

" common grounds of IP networking, allowing participant Internet service providers to exchange data destined for their respective networks"

Which Internet definition is this from Wikipedia:

"an organization that provides services for accessing, using, or participating in the Internet"

Which Internet definition is this from Wikipedia:

"a mechanism which limits the lifespan or lifetime of data in a computer or network"

In this lesson I have learned to ...

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