Cisco 640-822 Online Practice Questions and Exam Preparation

Cisco 640-822 Online Questions & Answers

• Question 211:

  A company wants to provide streaming video services to its customers and sales prospects. Which two characteristics of the network are the most critical to achieving this goal? (Choose two.)

  A. addressing
  B. authentication
  C. bandwidth
  D. latency
  E. security
  F. windowing
  C. bandwidth
  D. latency

• Question 212:

  Refer to the exhibit. Host A has established a communication session with host B for the first time. What enabled R1 to forward this traffic in the appropriate direction to reach the nework to which host B is attached?

  

  A. DNS
  B. DHCP
  C. TCP/IP
  D. a Layer 4 protocol
  E. a routing protocol
  F. a default gateway
  E. a routing protocol

• Question 213:

  What two actions must a router take in order to route incoming packets? (Choose two.)

  A. Identify the destination network address of each packet.
  B. Identify the source network address of each packet.
  C. Validate sources of routing information.
  D. Inspect the routing table to select the best path to the destination network address.
  E. Verify the receipt of routed packets by the next hop router.
  F. Inspect the ARP table to verify a legitimate source MAC address for each packet.
  A. Identify the destination network address of each packet.
  D. Inspect the routing table to select the best path to the destination network address.

• Question 214:

  If you enter show interfaces serial 0/0 and receive the message "Serial0/0 is up, line protocol is down," what are three possible causes? (Choose three.)

  A. No cable is attached to the interface.
  B. The clock rate is not set.
  C. No keepalive messages are received.
  D. The interface is shut down.
  E. No loopback address is set.
  F. There is a mismatch in the encapsulation type.
  B. The clock rate is not set.
  C. No keepalive messages are received.
  F. There is a mismatch in the encapsulation type.

• Question 215:

  Which three statements are correct about RIP version 2? (Choose three)

  A. It uses broadcast for its routing updates
  B. It supports authentication
  C. It is a classless routing protocol
  D. It has a lower default administrative distance than RIP version 1
  E. It has the same maximum hop count as version 1
  F. It does not send the subnet mask un updates
  B. It supports authentication
  C. It is a classless routing protocol
  E. It has the same maximum hop count as version 1

• Question 216:

  Why would a network administrator configure port security on a switch?

  A. to prevent unauthorized Telnet access to a switch port
  B. to prevent unauthorized hosts from accessing the LAN
  C. to limit the number of Layer 2 broadcasts on a particular switch port
  D. block unauthorized access to the switch management interfaces
  B. to prevent unauthorized hosts from accessing the LAN

• Question 217:

  Two routers named Atlanta and Brevard are connected by their serial interfaces as shown in the exhibit, but there is no data connectivity between them. The Atlanta router is known to have a correct configuration. Given the partial configurations shown in the exhibit, what is the problem on the Brevard router that is causing the lack of connectivity?

  

  A. A loopback is not set.
  B. The IP address is incorrect.
  C. The subnet mask is incorrect.
  D. The serial line encapsulations are incompatible.
  E. The maximum transmission unit (MTU) size is too large.
  F. The bandwidth setting is incompatible with the connected interface.
  B. The IP address is incorrect.

• Question 218:

  Click on the correct location or locations in the exhibit.

  

  

  Hot Area:

  

  

• Question 219:

  Refer to the exhibit.

  

  Router1 and Router3 are already configured with RIPv2. What are the minimum network commands that are required on Router2 for all networks to converge?

  A. (config-router)# network 192.168.0.0
  B. (config-router)# network 192.168.0.0
  C. (config-router)# network 192.168.1.0 (config-router)# network 192.168.0.0
  D. (config-router)# network 192.168.1.0 (config-router)# network 192.168.3.0 (config-router)# network 192.168.0.0
  E. (config-router)# network 192.168.3.0 (config-router)# network 192.168.4.0
  D. (config-router)# network 192.168.1.0 (config-router)# network 192.168.3.0 (config-router)# network 192.168.0.0

• Question 220:

  Refer to the exhibit.

  

  Host A is sending a packet to Host B for the first time. What destination MAC address will Host A use in the ARP request?

  A. 192.168.0.1
  B. 172.16.0.50
  C. 00-17-94-61-18-b0
  D. 00-19-d3-2d-c3-b2
  E. ff-ff-ff-ff-ff-ff
  F. 255.255.255.255
  E. ff-ff-ff-ff-ff-ff