Which part of a MAC address represents the manufacturer's unique identifier?

Which of the following is the correct representation of a MAC address?

Can a MAC address be changed?

Which part of an IPv4 address identifies the network?

What is the total number of unique IPv4 addresses that can be assigned?

Which layer of the OSI model is responsible for assigning MAC addresses?

How many bits does an IPv6 address contain?

What is the main reason behind the development of IPv6?

What is the total number of IPv6 addresses?

Which of the following is a valid IPv6 address?

What does IP v4 stand for?

What is the maximum length of an IPv6 address?

How many bytes are there in a MAC address?

How many bits are used by IP v4 addresses?

What is the maximum number of unique IP v4 addresses?