Networks in Computing

What is the purpose of a router in a network?

• To cook food in the network

• To play music in the network

• To forward data packets between computer networks.

• To send emails between computer networks

Explain the difference between LAN and WAN networks.

• LAN networks cover larger geographical areas than WAN networks.

• WAN networks are limited to a small area, while LAN networks cover larger geographical areas.

• LAN networks are wireless, while WAN networks are wired.

• LAN networks are limited to a small area, while WAN networks cover larger geographical areas.

What is the function of an IP address in networking?

• The function of an IP address is to determine the device's brand

• IP addresses are only used for gaming purposes

• IP addresses are used for weather forecasting

• The function of an IP address in networking is to uniquely identify devices and enable communication between them.

Fill in the blank: The protocol used for sending emails is _________.

• HTTP

• TCP

• FTP

• SMTP

What is the significance of a subnet mask in networking?

• It determines the physical location of a device within a network.

• It is used to encrypt data transmission in a network.

• It is only relevant for wireless networks, not wired networks.

• It is essential for routing packets within a network and identifying devices on the same network.

Define the term 'bandwidth' in the context of networking.

• The physical width of a network cable

• The number of devices connected to a network

• The distance between network nodes

• Maximum data transfer rate of a network or internet connection.

Which device is responsible for connecting multiple devices within a LAN?

• Switch

• Router

• Firewall

• Hub

What is the role of a firewall in network security?

• A firewall is designed to organize files on the network

• A firewall plays a crucial role in network security by filtering and controlling network traffic.

• A firewall is used to water plants in the office

• A firewall is responsible for making coffee for employees

List two advantages of using a VPN for remote access.

• Faster internet speed

• Increased device storage

• Improved battery life

• Enhanced security and access to internal network resources

Explain the concept of packet switching in data transmission.

• Packet switching does not involve any addressing for the packets.

• Packet switching requires all packets to follow the same route to reach the destination.

• Packet switching involves sending data in a continuous stream without any division.

• Packet switching involves breaking down data into packets, each with a destination address, sending them independently over the network, and reassembling them at the destination.