Cisco Systems 2 manual Answer D

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Security level is default

Split horizon is enabled

Rest of configuration omitted.

What is the result of applying the access-list to Ethernet 0?

A.Only e-mail and telnet access will be permitted out of Ethernet 0.

B.All hosts on the 172.30.24.64 network will be permitted e-mail and telnet access.

C.All TCP protocols will be permitted out of Ethernet 0 except e-mail and telnet.

D.All IP traffic out of Ethernet 0 will be denied.

E.The access-list is numbered incorrectly and will fail.

Answer: D

Explanation: The exhibit is showing an extended IP access-list configuration. For this access list to have the desired effect it will require a permit statement at the end as there is an implicit deny statement otherwise. The statement should be: access-list 105 permit ip any any.

Incorrect Answers:

A, B and C are incorrect; all traffic out will be denied without a permit statement.

E is incorrect; the access-list is correctly numbered.

Steve McQuerry. Interconnecting Cisco Network Devices. (Cisco Press: 2000) pages 310-320.

Q. 47

Which of the following are not true of standard half-duplex Ethernet circuitry?

A.It is alternate one-way communication.

B.The receive (RX) is wired directly to the transmit (TX) of the remote station.

C.The receive (TX) is wired directly to the receive (RX) of the remote station.

D.Collisions are not possible.

E.Both stations can transmit simultaneously.

Answer: A

Explanation: Half-duplex is a form of one-way communication. On half duplex circuitry if communication does occur in both directions then collisions will result.

Incorrect Answers:

B, C, D and E are all true statements in relations to standard half-duplex Ethernet circuitry.

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