Top 60 Networking Interview Questions and Answers — Software Testing Help https://www.softwaretestinghelp.com › ne...

Computer networking is the process of connecting multiple devices to share data and resources.


Computer networking allows for the sharing of data and resources, such as printers and files, between multiple devices. This can increase efficiency and productivity.


A network protocol is a set of rules that govern the communication between devices on a network.


TCP/IP is a set of protocols used for communication between devices on the internet and other networks.


A LAN (Local Area Network) is a network that covers a small geographic area, such as a home or office.


A WAN (Wide Area Network) is a network that covers a large geographic area, such as a city or country.


A router is a device that connects multiple networks and routes data between them.


A switch is a device that connects multiple devices on a network and routes data between them.


A firewall is a device or software that monitors and controls incoming and outgoing network traffic to protect against unauthorized access.


A VPN (Virtual Private Network) is a secure connection between two or more devices over the internet.


DNS (Domain Name System) is a system that translates domain names into IP addresses.


DHCP (Dynamic Host Configuration Protocol) is a protocol that automatically assigns IP addresses to devices on a network.


NAT (Network Address Translation) is a technique used to map one IP address to another.


A subnet mask is a number that defines the size of a network and the range of IP addresses that belong to it.


A gateway is a device that connects two or more networks and routes data between them.


A port is a number used to identify a specific application or service on a device.


Bandwidth is the amount of data that can be transmitted over a network in a given amount of time.


Latency is the delay between the transmission of data and the receipt of a response.


A packet is a unit of data that is transmitted over a network.


A MAC (Media Access Control) address is a unique identifier assigned to a network interface controller (NIC) for use as a network address in communications within a network segment.