Question 1

What is a public IP address?

Accepted Answer

A unique address that identifies a device on the internet

Answer

An address used for communication between devices on the same LAN

Answer

An address used for communication between devices within the same subnet

Answer

An address used for communication within a private network

Question 2

What is a private IP address?

Accepted Answer

An address used for communication within a private network

Answer

A unique address that identifies a device on the internet

Answer

An address used for communication between devices on the same LAN

Answer

An address used for communication between devices within the same subnet

Question 3

What is NAT?

Accepted Answer

A technology that allows multiple devices to share a single public IP address

Answer

A system for managing network traffic and preventing congestion

Answer

A method of encrypting data to protect it from unauthorized access

Answer

A protocol used for secure communication over the internet

Question 4

Can a device have both a public and private IP address?

Accepted Answer

Yes

Answer

No

Answer

Only if it is a server

Answer

Only if it is connected to multiple networks

Question 5

What is an example of a public IP address?

Accepted Answer

74.125.224.72

Answer

192.168.1.10

Answer

172.16.0.5

Answer

10.0.0.2

Question 6

What is an example of a private IP address?

Accepted Answer

192.168.1.10

Answer

74.125.224.72

Answer

10.0.0.2

Answer

172.16.0.5

Question 7

What is DHCP?

Accepted Answer

A protocol for automatically assigning IP addresses to devices on a network

Answer

A technology that allows multiple devices to share a single public IP address

Answer

A system for managing network traffic and preventing congestion

Answer

A method of encrypting data to protect it from unauthorized access

Question 8

What is the purpose of a subnet mask?

Accepted Answer

To divide a network into smaller subnetworks

Answer

To identify the DNS server for a network

Answer

To assign IP addresses to devices on a network

Answer

To identify the default gateway for a network

Question 9

What is the default subnet mask for a Class C network?

Accepted Answer

255.255.255.0

Answer

192.168.1.1

Answer

255.255.0.0

Answer

255.0.0.0

Question 10

What is the purpose of port forwarding?

Accepted Answer

To allow external devices to connect to a specific device or service on a private network

Answer

To assign IP addresses to devices on a network

Answer

To encrypt network traffic to protect it from unauthorized access

Answer

To manage network traffic and prevent congestion

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