Question 1

What is a DNS lookup operation?

Options :

A : DNS server pings the destination to verify that it is available

B : serves requests over destination port 53

C : DNS server forwards the client to an alternate IP address when the primary IP is down

D : responds to a request for IP address to domain name resolution to the DNS server

Answer: D

Question 2

What is a characteristic of RSA?

Options :

A : It uses preshared keys for encryption

B : It requires both sides to have identical keys

C : It is a private-key encryption algorithm

D : It is a public-key cryptosystem

Answer: D

Question 3

What is a benefit of a point-to-point leased line?

Options :

A : flexibility of design

B : simplicity of configurator

C : low cost

D : full-mesh capability

Answer: B

Question 4

Refer to the exhibit.

An engineer is asked to insert the new VLAN into the existing trunk without modifying anything previously configured Which command accomplishes this task?

Options :

A : switchport trunk allowed vlan 100-104

B : switchport trunk allowed vlan add 104

C : switchport trunk allowed vlan all

D : switchport trunk allowed vlan 104

Answer: D

Question 5

Which feature on the Cisco Wireless LAN Controller when enabled restricts management access from specific networks?

Options :

A : CPU ACL

B : TACACS

C : Flex ACL

D : RADIUS

Answer: A