CM - U2L3 Understanding Ports, Protocols, and IP

What is the primary function of a port in computer networking?

• To store data temporarily

• To differentiate types of network traffic

• To manage power supply to devices

• To physically connect devices

Which protocol is responsible for assigning dynamic IP addresses?

• HTTP

• DHCP

• FTP

• SMTP

What is the main advantage of using dynamic IP addresses over static ones?

• They are easier to remember

• They are more secure and less prone to hacking

• They are cheaper to maintain

• They are faster to configure

Which of the following is a characteristic of IPv6 addresses?

• They use a 32-bit string

• They are separated by periods

• They support up to 340 trillion addresses

• They are divided into classes A to E

What is the purpose of a subnet mask?

• To speed up data transmission

• To divide an IP address into host and network parts

• To encrypt data

• To assign IP addresses

How does NAT enhance network security?

• By assigning static IP addresses

• By hiding internal IP addresses from external networks

• By increasing data transmission speed

• By encrypting data packets

What is the role of DNS in networking?

• To manage network traffic

• To translate domain names into IP addresses

• To encrypt data

• To assign IP addresses

Which protocol is faster due to the lack of error-checking?

• HTTP

• UDP

• TCP

• FTP

What happens when a DHCP server is unavailable in a Windows environment?

• APIPA assigns a private IP address

• The device uses a static IP address

• The device cannot connect to the network

• The network shuts down

What is a loopback address used for?

• To encrypt data

• To assign dynamic IP addresses

• To connect to external networks

• To test a network adapter