Classful IP addresses

What is the default subnet mask for a Class A IP address?

• 255.255.255.255

• 255.255.255.0

• 255.255.0.0

• 255.0.0.0

How many bits are used for the network portion of a Class B IP address?

• 8 bits

• 16 bits

• 24 bits

• 32 bits

Which classful IP address range is commonly used for small to medium-sized businesses?

• Class A

• Class B

• Class C

What is the range of IP addresses for Class A?

• 1.0.0.0 to 126.255.255.255

• 128.0.0.0 to 191.255.255.255

• 192.0.0.0 to 223.255.255.255

How many bits are used for the host portion of a Class C IP address?

• 8 bits

• 16 bits

• 24 bits

In a Class B IP address, what does the first octet represent?

• Network portion

• Host portion

How many bits are used for the network portion of a Class C IP address?

• 8 bits

• 16 bits

• 24 bits

• 32 bits

Which classful IP address range is known for its ability to accommodate a large number of hosts per network?

• Class A

• Class B

• Class C

14.1.11.30 is an IP address from class ...

197.16.32.4 is an IP adsress from class ...