a. What type of port numbers do servers use for common server programs?

18a.) On a server, well-known port numbers indicate _______.

a. Applications

b. Connections with client computers

c. Both A and B

d. Neither A nor B

b. What type of port numbers do clients use when they communicate with server programs?

18b.) For every conversation, a client randomly generates an ephemeral port number for _______.

a. Applications

b. Conversations

c. The server

d. None of the above

c. What is the range of port numbers for each type of port?

18c.) The range of port 1024 to port 4999 is the usual range for _______ port numbers.

a. Well-known

b. Ephemeral

c. Both A and B

d. Neither A nor B

d. How are ephemeral port numbers generated?

18d.) 2500 is in the range for _______  port numbers.

a. Well-known

b. Ephemeral

c. Both A and B

d. Neither A nor B

e. Why are they called ephemeral?