Network Basics for Grade 8

What is the main difference between LAN and WAN?

• Geographical area coverage

• Hardware difference

• Color difference

• Speed difference

Which device is used to connect multiple devices within a LAN?

• Hub

• Router

• Switch

• Firewall

What is the purpose of a router in a network?

• To forward data packets between computer networks.

• To water plants

• To play music

• To bake cookies

Explain the difference between a router and a switch.

• A router and a switch are the same networking device with different names.

• A router is used for wireless connections, while a switch is used for wired connections.

• A router directs traffic between different networks based on IP addresses, while a switch forwards data within the same network based on MAC addresses.

• A router forwards data within the same network based on MAC addresses, while a switch directs traffic between different networks based on IP addresses.

What is a network topology?

• A network topology is the software used to manage a network.

• A network topology is the physical size of a network.

• A network topology is the layout pattern of interconnections between devices in a network.

• A network topology is the speed of data transmission in a network.

Name a common type of network topology.

• Star Topology

• Mesh Topology

• Ring Topology

• Bus Topology

What are the advantages of wireless networks?

• Advantages of wireless networks include mobility, easy installation, scalability, cost-effectiveness, and flexibility.

• Limited coverage

• Slow data transfer speeds

• High security risks

What is a common wireless communication standard?

• Wi-Fi (802.11)

• NFC

• Ethernet

• Bluetooth

How does a switch differ from a hub?

• A switch uses MAC addresses to forward data to the correct destination, while a hub broadcasts data to all connected devices.

• A switch is wireless, while a hub is wired.

• A switch and a hub are the same in terms of functionality.

• A switch broadcasts data to all connected devices, while a hub uses MAC addresses to forward data to the correct destination.

Explain the concept of a mesh network.

• A mesh network is a network topology where each node cooperates with other nodes to distribute data, providing multiple paths for data to travel.

• A mesh network is a type of dessert made with layers of sponge cake and cream.

• A mesh network is a type of fabric used in clothing production.

• A mesh network is a type of fishing net used in deep-sea fishing.