Cisco 350-020 Online Practice Questions and Exam Preparation

Cisco 350-020 Online Questions & Answers

• Question 361:

  How much dispersion will a pulse accumulate in 20 km if it has a dispersion figure of 17 ps/nm/km?

  A. 34 ps/nm
  B. 68 ps/nm
  C. 340 ps/nm
  D. 680 ps/nm
  E. 3400 ps/nm
  C. 340 ps/nm

• Question 362:

  While entering commands on a console, the break key is pressed accidentally and the router reboots. What action could disable this problem?

  A. In configuration mode, enter disable break.
  B. In configuration mode, enter no service break.
  C. Change the configuration register.
  D. Replace the router- this is an invalid response to pressing the break key when past 60 seconds after boot.
  C. Change the configuration register.

• Question 363:

  What does the ML-series QoS feature set NOT allow it to classify incoming packets based on?

  A. MAC address
  B. Virtual LANs
  C. IPDSCP
  D. 802.1 Q CoS
  E. IP Precedence
  A. MAC address

• Question 364:

  

  In a customer access ring environment, what type of transport architecture is best suited for creating an OC-12 RPR ring with 4 Cisco 12000 nodes?

  A. It depends upon the traffic flow.
  B. Meshed fiber with DWDM
  C. SONET OC-12 2F. BLSR ring
  D. SONET OC-12 2F. UPSR ring
  E. Hub and spoke fiber with DWDM
  C. SONET OC-12 2F. BLSR ring

• Question 365:

  For Dispersion Shifted Fiber (DSF), the zero-dispersion wavelength generally occurs in the range:

  A. 850to 1100nm
  B. 1300 to 1400nm
  C. 1400 to 1500nm
  D. 1500 to 1600nm
  D. 1500 to 1600nm

• Question 366:

  BGP can implement a policy of 'Route Dampening' to control route instability. What statement about route dampening is NOT correct?

  A. A numeric penalty is applied to a route each time it flaps.
  B. The penalty is exponentially decayed according to parameters, such as halF. life-time.
  C. The history of unstable routes is forwarded back to the sender to control future updates.
  D. The route is eventually suppressed based on a configurable 'suppress limit'.
  C. The history of unstable routes is forwarded back to the sender to control future updates.

• Question 367:

  How many bytes are dedicated to the Path Overhead in an STS-3 Frame?

  A. 3
  B. 6
  C. 9
  D. 18
  E. 24
  C. 9

• Question 368:

  Click the Exhibit button to view the topology.

  

  Host 1 and Host 2 are on Ethernet LANs in different buildings. A serial line is installed between two Cisco routers using Cisco HDLC serial line encapsulation. Routers A and B are configured to route IP traffic. Host 1 sends a packet to Host 2. What is the destination MAC address of the packet on Host's 1 Ethernet?

  A. Host 1
  B. Host2
  C. Router A
  D. RouterB
  E. The broadcast address
  C. Router A

• Question 369:

  What is the major difference between multicast and unicast packet handling in RPR?

  A. They are sent via different Ring IDs.
  B. Multicast packets use source stripping.
  C. Multicast packets are sent highest priority.
  D. Only unicast packets are affected by the TTL parameter.
  B. Multicast packets use source stripping.

• Question 370:

  The two label distribution protocols that provide support for MPLS traffic engineering are:

  A. RSVP and OSPF
  B. CR-LDP and IBGP
  C. RSVP and CR-LDP
  D. LPS and LDS
  C. RSVP and CR-LDP