Question

1.__ operates at the transport layer.

A)TCP

B)UDP

C)Both A and B

D)UDP and IP

2.The most widely used standard for downloading e-mail to e-mail clients is ________.

A)the IMAP standard

B)the POP standard

C)The IMAP and POP standards are equally popular.

D)the SMTP standard

3.For a host to accept a frame, it needs to know the ________.

A)its MAC address

B)destination MAC address in the frame

C)source MAC address in the frame

D)Both A and B

4.Directory servers organize information in a ________.

A)relational database

B)mesh

C)hierarchy

D)Any of the above can be used.

Answer 1

1.
C)Both A and B

2.
C)The IMAP and POP standards are equally popular.

3.
B)destination MAC address in the frame

4.
C)hierarchy