1.5 Protocols

This protocol is used to access web pages and to communicate with web servers. The data is not encrypted.

• HTTP
• HTTPS
• FTP
• TCP
• IP

This protocol is used to access web pages and to communicate with web servers. The data is encrypted using the secure socket layer (SSL).

• HTTP
• HTTPS
• FTP
• TCP
• IP

This protocol is used for sending or retrieving files from client to server (or server to client).

It can be used to send files between devices.

• HTTP
• HTTPS
• FTP
• TCP
• IP

This protocol is used to send emails.

• IMAP
• SMTP
• POP3
• TCP
• IP

This protocol is used to receive emails and allows you to synchronise your emails between devices.

• IMAP
• SMTP
• POP3
• TCP
• IP

This protocol is used to receive emails. It will delete the email from the server once you have downloaded it to your device.

• IMAP
• SMTP
• POP3
• TCP
• IP

It is in charge of splitting data into packets and reassembling once it reaches the receiving device.

• IMAP
• SMTP
• POP3
• TCP
• IP

This protocol is responsible for packet switching

• IMAP
• SMTP
• POP3
• TCP
• IP

Which network layer is the HTTP protocol used?

• Application layer
• Transport Layer
• Network Layer
• Data Link Layer

Which network layer is the HTTPS protocol used?

• Application layer
• Transport Layer
• Network Layer
• Data Link Layer