NCCE Y7 Networks L5 Starter: Internet Services

What is the internet?

• A set of rules to allow communication

• A worldwide network of computers

• A gateway on a network

• A single network

Which of the following is NOT an internet activity?

• Playing online games

• Checking social media

• Sending an email to a friend

• Creating a local presentation on your computer

Which of the following best describes the structure of an IP address?

• 4 numbers ranging between 0 and 100, separated by dots

• 4 numbers ranging between 0 and 255, separated by dots

• 3 numbers ranging between 0 and 255, separated by dots

• 4 numbers ranging between 0 and 255, separated by dashes

Which protocol splits the messages sent across the internet into smaller pieces called ‘packets’?

• FTP

• HTTP

• IP

• TCP

What does the packet header NOT contain?

• Destination IP

• The data to be sent

• Sequence number

• Sender IP

99% of all internet data is sent by....

• Satellite

• Radio waves

• Oceanic cables

• Overnight frog

Which of these is a valid IP address?

• 256.123.223.188

• 192.78.311.16

• 84.193.26.15

• 192.168.1