Network terms

Question 1

Nodes:

Answer 1

Any device connected to the network, such as computers, servers, printers, smartphones, and other networking hardware like routers and switches.

Question 2

Protocols

Answer 2

Sets of rules that determine how data is transmitted and received over the network. Common protocols include TCP/IP, HTTP, FTP, and others.

Question 3

Router

Answer 3

A device that forwards data packets between different networks, directing traffic efficiently.

Question 4

Switch

Answer 4

A device that connects devices within a single network and uses MAC addresses to forward data to the correct destination.

Question 5

Hub

Answer 5

A basic network device that connects multiple devices in a LAN, but it broadcasts data to all connected devices, not just the intended recipient

Question 6

Modem

Answer 6

A device that modulates and demodulates signals for data transmission over telephone lines, cable systems, or satellite links.

Question 7

Firewall

Answer 7

A network security device that monitors and controls incoming and outgoing network traffic based on predetermined security rules

Question 8

Bandwidth

Answer 8

The maximum rate of data transfer across a network path, typically measured in bits per second (bps).

Question 9

TCP/IP Model

Answer 9

A simpler model for network communication divided into four layers: Network Interface, Internet, Transport, and Application