Cisco Certified Network Associate 0 (ccna)

Correct Answer: C


QUESTION 33
An engineer is configuring a switch port that is connected to a VoIP handset. Which command must the engineer configure to enable port security with a manually assigned MAC address of abcd.abcd.abcd on voice VLAN 4?

1. 
   switchport port-security mac-address abcd.abcd.abcd
   
2. 
   switchport port-security mac-address abcd.abcd.abcd vlan 4
   
3. 
   switchport port-security mac-address sticky abcd.abcd.abcd vlan 4
   
4. 
   switchport port-security mac-address abcd.abcd.abcd vlan voice
   

Correct Answer: D


QUESTION 34
Drag and drop the DNS commands from the left onto their effects on the right.

A. -> enables host-to-IP-address translation: ip domain-lookup

-> adds an entry to the host table: ip host switch_1 192.168.0.1
-> displays address-mapping information: show hosts
-> specifies the IP address of the DNS server: ip name-server
-> completes the FQDN of the DNS server: ip domain-name


Correct Answer: A


QUESTION 35
How does encryption protect the wireless network?

1. 
   via integrity checks to identify wireless forgery attacks in the frame
   
2. 
   via specific ciphers to detect and prevent zero-day network attacks
   
3. 
   via an algorithm to change wireless data so that only the access point and client understand it
   
4. 
   via a policy to prevent unauthorized users from communicating on the wireless network
   

Correct Answer: C


QUESTION 36
Which device segregates a network into separate zones that have their own security policies?

1. 
   IPS
   
2. 
   firewall
   
3. 
   access point
   
4. 
   switch