Network hardware：练习题

A Network Interface Card (NIC) is essential for a computer to connect to a network. When is the Media Access Control (MAC) address of a NIC typically assigned?

Which of the following is a function performed by a router to facilitate communication between a home network and the Internet?

In a large organization, the network uses IPv6 rather than IPv4. What is the primary technical reason for the industry move toward IPv6?

What is the primary function of a Network Interface Card (NIC) within a computer system?

A MAC address is often represented in hexadecimal. How many distinct parts make up a standard MAC address, and what information do these parts provide?

Identify the two components that are combined by a manufacturer to create a unique MAC address for a network interface card.

Describe the primary function of a Network Interface Card (NIC) and explain how it enables a device to communicate on a network, mentioning its unique identifier.

A company is expanding its operations and setting up a new office. They need to establish a robust Local Area Network (LAN) for internal communication and connect this LAN securely to the Internet.

a) Identify two essential network hardware devices, other than a Network Interface Card (NIC), required for this setup.

b) Describe the primary function of each device identified in part (a).

c) Explain the fundamental difference between a MAC address and an IP address in terms of their purpose.

a) Explain the primary role of a router in a computer network, particularly when connecting different networks.

b) Describe how a router uses IP addresses to forward data packets across networks.

c) Discuss the importance of a Network Interface Card (NIC) in enabling a device to communicate on a network, mentioning its association with a unique address.