GCSE - LAN vs WAN

What is the most basic definition of a network?

• A group of servers providing data to users

• A system for connecting the internet across continents

• Computers connected to each other to exchange information

• A collection of interconnected smartphones

What is a LAN?

• A global network of millions of computers

• A network that connects devices in different cities

• A private network inside a building like a home or business

• A network exclusively for government use

What device is commonly used for computers to connect to each other in a network?

• Modem

• Router

• Antenna

• Switch

What is a WAN?

• A private network for an organization

• A network that connects devices within a single room

• A network that spans a small geographical area

• A large network that spans over a large geographical area

What is the purpose of a gateway in a LAN?

• To serve as a firewall

• To connect the LAN to another LAN

• To connect the LAN to a WAN

• To divide the LAN into subnets

What is a subnet?

• A network designed for the exclusive use of top management in a company

• A division of a larger network into smaller networks

• A network that connects all the computers in the world

• A network that only contains wireless connections

What device separates one network from another?

• Gateway

• Router

• Modem

• Switch

Why might a business create subnets within their LAN?

• To separate network traffic for security and manageability

• To prevent employees from accessing the internet

• To make the network slower

• To increase the cost of network management

How does subnetting improve network performance?

• By using more cables and switches

• By connecting the network to more ISPs

• By limiting the amount of broadcast traffic

• By increasing the number of routers

What is the role of a router in a network?

• To act as the doorway or gateway to a network

• To store data for network users

• To provide wireless connectivity

• To increase the speed of internet connections