a. How many bits are there in an IPv4 mask?

5a.) A mask has _____ bits.

a. 8

b. 16

c. 32

d. It cannot be determined from the information given.

b. What do the 1s in an IPv4 network mask correspond to in IPv4 addresses?

5b.) In a network mask, the 1s correspond to the _____ .

a. Network part

b. Sub-net part

c. Host part

d. It cannot be determined from the information given.

c. What do the 1s in an IPv4 sub-net mask correspond to in IPv4 addresses? Think carefully!

5c.) In a sub-net mask, the 1s correspond to the _____ .

a. Network part

b. Sub-net part

c. Host part

d. All of the above

d. When a network mask is applied to any IPv4 address on the network, what is the result?