NWT C1

Which of the following is the correct description of a local area network (LAN)?

• A network of computers within a large geographical area

• A network of computers connected via the internet

• A network of computers within a single building or campus

• A network of computers that connects multiple cities

What is the function of the ARP protocol in a LAN?

• It resolves IP addresses to MAC addresses

• It encrypts the network traffic

• It authenticates users on the network

• It allocates IP addresses dynamically

Which of the following is a valid IP address for a Class C network?

• 10.0.0.1

• 172.16.0.1

• 192.168.1.1

• 224.0.0.1

What type of address is assigned to each device in a LAN to ensure communication?

• IP address

• MAC address

• Subnet mask

• Port number

Which of the following devices operates at the Data Link layer of the OSI model?

• Hub

• Switch

• Router

• Modem

Which cable type should you use to connect a computer to a switch in a typical LAN setup?

• Fiber optic cable

• Cat5e or Cat6 Ethernet cable

• Coaxial cable

• HDMI cable

Which of the following addresses is used to identify the source and destination of a data packet on a LAN?

• IP address

• MAC address

• Subnet mask

• DNS address

Which of the following is NOT a layer in the OSI model?

• Physical

• Data Link

• Transport

• Application

What is the maximum distance for running a Cat5e Ethernet cable between a computer and a switch in a LAN setup?

• 10 meters

• 100 meters

• 300 meters

• 1000 meters

Which protocol is used to manage the communication between devices on a network, ensuring reliable data transfer?

• UDP

• ICMP

• TCP

• HTTP