What is a protocol in the context of online communication?

• A) A type of device
• B) A rulebook for devices to communicate
• C) An online chat application
• D) A type of internet connection

How does data move around on the internet?

• A) As a whole piece
• B) In large envelopes
• C) Cut into puzzle pieces called "packets"
• D) In alphabetical order

When Dana receives the work from TJ, how does Dana's computer know the order to put the pieces together?

• A) By using a protocol
• B) By guessing the sequence
• C) Using labels on each piece
• D) By the date they are sent

Why is UDP compared to sending postcards?

• A) Because it's slow and reliable
• B) It checks if every packet arrives
• C) It sends data without always checking if it arrives
• D) It only works for textual data

Which application might be better suited for UDP?

• A) Sending important legal documents
• B) Live video calls
• C) Online shopping
• D) Banking transactions

What happens if a piece of data goes missing in TCP communication?

• A) It's ignored
• B) It causes the entire communication to fail
• C) It's sent again
• D) The receiver has to guess the missing data

Who decides whether to use TCP or UDP for a task?

• A) The user always decides
• B) The internet service provider
• C) Our devices choose based on the type of data
• D) The government mandates it

Why was IPv6 introduced?

• To increase internet speed.

• Because IPv4 addresses were running out.

• To improve website design.

• To reduce internet costs.

How can you shorten an IPv6 address with consecutive groups of zeros?

• By replacing them with a single zero.

• By removing all zeros and adding a comma.

• By replacing them with "::".

• You can't shorten an IPv6 address.

Which address type is used for devices to communicate in a small local network without a router?

• Global Unicast Address

• Multicast Address

• Link-Local Address