CCNA Cisco Certified Network Associate Study Guide - FTP Server

lviii Answers to the Assessment Questions
28. C. The show users command will show you the virtual connections
into your router. See Chapter 7 for more information about using
Telnet.
29. B. Directly connected networks have the highest administrative distance,
or trustworthiness rating, of zero. See Chapter 5 for more information
on IP routing.
30. D. Extended access lists use the numbers 100–199. This eliminates
Answers B and C. To filter on an upper-layer protocol, you must use
UDP or TCP in the protocol field. This eliminates Answer A. For more
information on access lists, see Chapter 9.
31. A, B. When a port is in blocking state, no frames are forwarded. This
is used to stop network loops. However, the blocked port will listen
for BPDUs received on the port. For more information on STP, see
Chapter 2.
32. D. The 1900 defaults to FragmentFree but can be changed to store and
forward. For more information on LAN switch types, see Chapter 2.
33. B, E. There is no enable-encrypted password. The enable secret is
encrypted by default and supersedes the enable password. To learn
how to set the passwords on a router, see Chapter 4.
34. C. RIP has an administrative distance of 120 by default. See Chapter
5 for more information on IP routing.
35. B, C. If you receive an incomplete command, then you know that the
command string is not done. Just press the up arrow key to receive
the last command entered, and continue with the command by using
your question mark. For more information on help and editing, see
Chapter 4.
36. B. By default, static routes have an administrative distance of 1. The
175 represents an optional command that changes the default administrative
distance. See Chapter 5 for more information on IP routing.