1. Which number is the size, in bits, of an IPv4 address?

2. Which term determines how many leading bits in the IP address contribute to its network address?

3. Which address represents a valid IPv4 host IP address?

4. Which number is the size, in bits, of an IPv6 address?

5. Which address does not represent a valid IPv6 address?

6. Which term allows one system to send traffic to a special IP address that is received by multiple systems?