Network Protocols Quiz

Which protocol uses port number 80?

• FTP

• HTTP

• SMTP

• DNS

What is the port number for the Secure Shell (SSH) protocol?

• 21

• 22

• 23

• 25

Which protocol operates on both TCP and UDP and uses port number 53?

• DHCP

• DNS

• HTTP

• SMTP

What is the port number for the Simple Mail Transfer Protocol (SMTP)?

• 23

• 25

• 110

• 143

Which protocol uses port numbers 20/21?

• RDP

• FTP

• HTTP

• IMAP

What is the purpose of a naming system for IP addresses?

• To encrypt web traffic

• To assign IP addresses automatically

• To name devices on a network

• To synchronize clocks between machines

Which protocol is used for sending and receiving email messages?

• SMTP

• FTP

• HTTP

• DHCP

What does SSL encryption do for web traffic?

• Makes it faster

• Encrypts it for security

• Assigns IP addresses

• Synchronizes clocks

Which protocol allows remote log-in securely over unsecure networks, typically for CLI?

• FTP

• SSH

• HTTP

• SMTP

Match the following functions with their corresponding server types.

• Email server

• To send emails

• DHCP server

• To store and manage databases

• Web server

• To encrypt web traffic

• Database server

• To assign IP addresses