CCNA Quiz — Page 37 (Q386–Q395)

Q386 (none)

An engineer must configure traffic for a VLAN that is untagged by the switch as it crosses a trunk link. Which command should be used?

A switchport trunk allowed vlan 10

B switchport trunk native vlan 10

C switchport mode trunk

D switchport trunk encapsulation dot1q

Q387 (none)

How does a Cisco Unified Wireless network respond to Wi-Fi channel overlap? A. It alternates automatically between 2.4 GHz and 5 GHz on adjacent access points

B It allows the administrator to assign channels on a per-device or per-interface basis.

C It segregates devices from different manufacturers onto different channels.

D It analyzes client load and background noise and dynamically assigns a channel.

Q388 (none)

What does a switch use to build its MAC address table?

A VTP

B DTP

C egress traffic

D ingress traffic

Q389 (none)

Which network plane is centralized and manages routing decisions?

A policy plane

B management plane

C control plane

D data plane

Q390 (none)

What does a router do when configured with the default DNS lookup settings, and a URL is entered on the CLI?

A initiates a ping request to the URL

B prompts the user to specify the desired IP address

C continuously attempts to resolve the URL until the command is cancelled

D sends a broadcast message in an attempt to resolve the URL

Q391 (none)

What is a DNS lookup operation?

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

Q392 (none)

Refer to the exhibit. A network engineer must configured communication between PC A and the File Server. To prevent interruption for any other communications, which command must be configured?

A Switch trunk allowed vlan 12

B Switchport trunk allowed vlan none

C Switchport trunk allowed vlan add 13

D Switchport trunk allowed vlan remove 10-11

Q393 (none)

What is a characteristic of a SOHO network?

A connects each switch to every other switch in the network

B enables multiple users to share a single broadband connection

C provides high throughput access for 1000 or more users

D includes at least three tiers of devices to provide load balancing and redundancy

Q394 (none)

Which resource is able to be shared among virtual machines deployed on the same physical server?

A disk

B applications

C VM configuration file

D operating system

Q395 (none)

Which implementation provides the strongest encryption combination for the wireless environment?

A WPA2 + AES

B WPA + AES

C WEP

D WPA + TKIP