Cisco CCNA 200-301 Questions & Answers

• Question 631:

  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

  Correct Answer: D

• Question 632:

  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

  Correct Answer: C

• Question 633:

  Which two QoS tools are used to guarantee minimum bandwidth to certain traffic ?(choose two)

  A. FIFO

  B. LLC

  C. CBWFQ

  D. RSVP

  E. WFQ

  Correct Answer: CE

• Question 634:

  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

  Correct Answer: B

  SOHO stands for Small Office/Home Office, and a SOHO network refers to a network set up for a small office or home environment. It typically consists of a few computers, printers, and other devices connected together to allow for local file sharing, internet access, and other networking needs. A SOHO network can be set up using wired or wireless connections and can include a router, switch, and/or access point to manage the network and control access to resources. The main goal of a SOHO network is to provide a simple and cost-effective solution for small businesses or home users to connect their devices and share resources.

• Question 635:

  Refer to the exhibit. What is the result if Gig1/11 receives an STP BPDU?

  

  A. The port transitions to STP blocking

  B. The port transitions to the root port

  C. The port immediately transitions to STP forwarding.

  D. The port goes into error-disable state

  Correct Answer: D

• Question 636:

  What is a role of wireless controllers in an enterprise network?

  A. centralize the management of access points in an enterprise network

  B. support standalone or controller-based architectures

  C. serve as the first line of defense in an enterprise network

  D. provide secure user logins to devices on the network.

  Correct Answer: A

• Question 637:

  What is the effect when loopback interfaces and the configured router ID are absent during the OSPF Process configuration?

  A. No router ID is set, and the OSPF protocol does not run.

  B. The highest up/up physical interface IP address is selected as the router ID.

  C. The lowest IP address is incremented by 1 and selected as the router ID.

  D. The router ID 0.0.0.0 is selected and placed in the OSPF process.

  Correct Answer: B

• Question 638:

  What is recommended for the wireless infrastructure design of an organization?

  A. group access points together to increase throughput on a given channel

  B. configure the first three access points are configured to use Channels 1, 6, and 11

  C. include a least two access points on nonoverlapping channels to support load balancing

  D. assign physically adjacent access points to the same Wi-Fi channel

  Correct Answer: B

• Question 639:

  Which 802.11 frame type is indicated by a probe response after a client sends a probe request?

  A. action

  B. management

  C. control

  D. data

  Correct Answer: B

  Management frames: Used for joining and leaving a wireless cell. Management frame types include association request, association response, and reassociation request, just to name a few. (See Table 7-2 for a complete list.)

  Control frames: Used to acknowledge when data frames are received.

  Data frames: Frames that contain data.

• Question 640:

  How do servers connect to the network in a virtual environment?

  A. wireless to an access point that is physically connected to the network

  B. a cable connected to a physical switch on the network

  C. a virtual switch that links to an access point that is physically connected to the network

  D. a software switch on a hypervisor that is physically connected to the network

  Correct Answer: D