Networking Test

An electronic device for storing and processing data.

• Computer

• Firewall

• DNS Server

• DHCP Server

This is the device that 'hands out' IP addresses to nodes as they come on the network.  Each device must have a unique IP address.  The DHCP server keeps track of which device is using which IP address.  DHCP stands for Dynamic Host Control Protocol.

• DHCP Server

• DNS Server

• Computer

• Firewall

This is the device that translates domain names (such as google.com) into IP addresses (such as 74.125.22.101).

• DNS Server

• DHCP Server

• Computer

• Firewall

A network security system that monitors and controls the incoming and outgoing network traffic based on predetermined security rules.

• Firewall

• DNS Server

• DHCP Server

• Computer

The component used to interconnect nodes on a network.  We usually think of wires, such as an Ethernet cable, phone line, cable TV coax, or fiber optic cable.  The wireless radio signal from your laptop or smartphone to an access point is another example

• Link

• Nodes

• Modem

• Internet

A device for changing the digital data signal of a computer to the analog signal of a cable TV or DSL telephone line. 

• Link

• Nodes

• Modem

• Internet

These are the end devices on the network such as the computers, printers, and servers.  The reason to have a network is to allow these to talk to one another.

• Link

• Nodes

• Modem

• Internet

A global system of interconnected computer networks that links billions of devices worldwide. It is the largest example of a Wide Area Network (WAN).

• Link

• Nodes

• Modem

• Internet

A networking device that forwards data packets between computer networks based on IP numbers.

• Router

• Server

• Switch

• Wireless Access Point

A computer program or a device that provides functionality for other programs or devices. They provide various functionalities, often called "services", to other devices or 'clients'.

• Router

• Server

• Switch

• Wireless Access Point