Network Protocols

(i) Name a network protocol that transmissions from other electrical devices can interfere with and that can be blocked by walls.

• Wi-Fi

• Ethernet

• Bluetooth

• Fiber Optic

Name the network protocol used to download a music file from a server.

• HTTP

• FTP

• SMTP

• IMAP

Identify the protocol used to send email messages to an email server.

• POP3

• SMTP

• FTP

Explain one benefit to a user of using IMAP to access emails.

• IMAP allows access to emails from multiple devices.

• IMAP requires emails to be downloaded to a single device.

• IMAP does not synchronize email status across devices.

• IMAP is only compatible with desktop email clients.

A company moves its business online. An employee accesses her work email using a smartphone and a laptop. Explain why the IMAP protocol is more suitable for this than the POP3 protocol.

• IMAP allows access from multiple devices and synchronizes emails across them, while POP3 does not.

• POP3 allows access from multiple devices and synchronizes emails across them, while IMAP does not.

• IMAP is faster than POP3 in retrieving emails.

• POP3 is more secure than IMAP.

Answer the question with a cross in the boxes you think are correct. If you change your mind about an answer, put a line through the box and then mark your new answer with a cross.

Gemma manages a network for an organisation. Identify the email protocol.

• A) FTP

• B) HTTP

• C) SMTP

• D) TCP/IP

Identify the protocol used to transfer data in networks.

• HTML

• TCP/IP

• ISP

• URL

Identify a network protocol that is used for emails.

• TCP/IP

• Wi-Fi

• HTTP

• IMAP

One of the main concerns when connecting devices to a network is security.

• True

• False