Question 1

What is the default behavior of a Layer 2 switch when a frame with an unknown destination MAC address is received?

Options :

A : The Layer 2 switch drops the received frame

B : The Layer 2 switch floods packets to all ports except the receiving port in the given VLAN.

C : The Layer 2 switch sends a copy of a packet to CPU for destination MAC address learning.

D : The Layer 2 switch forwards the packet and adds the destination MAC address to its MAC address table

Answer: B

Question 2

Which command is used to view the IP routing table on a Cisco router?

Options :

A : show running-config

B : show ip route

C : show protocols

D : show interfaces

Answer: B

Question 3

A packet from a company s branch office is destined to host 172.31.0.1 at headquarters. The sending router has three possible matches in its routing table for the packet prefixes: 172. 31.0 .0/16.72.31.0.0724. and 172.31 0 0/25. How does the router handle the packet?

Options :

A : It sends the traffic via prefix 172.31.0.0/16

B : It sends the traffic via the default gateway 0.0.0.070.

C : It sends the traffic via prefix 172.31.0.0/24

D : It sends the traffic via prefix 172.31.0.0/25

Answer: D

Question 4

Which is a fact related to FTP?

Options :

A : It uses block numbers to identify and mitigate data-transfer errors

B : It always operates without user authentication

C : It relies on the well-known UDP port 69.

D : It uses two separate connections for control and data traffic

Answer: D

Question 5

What are two protocols within the IPsec suite? (Choose two)

Options :

A : AH

B : 3DES

C : ESP

D : TLS

E : AES

Answer: D,E

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