Cisco 350-020 Online Practice Questions and Exam Preparation

Cisco 350-020 Online Questions & Answers

• Question 111:

  What is NOT a good rule-oF. thumb when designing the placement of Erbium Doped Fiber Amplifiers (EDFA) in a ring?

  A. Try to space the EDFAs evenly between transmitter and receiver
  B. Use a low noise, low gain EDFA for a pre-amp situation
  C. Use a high gain, high noise EDFA for a pre-amp situation
  D. For a 32 lambda system, try to avoid getting below-21 dBm input power for any lambda coming into an EDFA
  C. Use a high gain, high noise EDFA for a pre-amp situation

• Question 112:

  In a Unidirectional 1+1 MSP, what does Unidirectional indicate?

  A. The link carries protected unidirectional traffic.
  B. The protection is not revertive.
  C. Only one direction of the traffic is protected.
  D. Switch to protection occurs independently for each direction.
  E. Switching only occurs at the receive side.
  D. Switch to protection occurs independently for each direction.

• Question 113:

  MPLS traffic engineering routing information is carried by:

  A. BGPMEDs
  B. MP-BGP
  C. OSPF Opaque LSAs or IS-IS TLVs
  D. RTP or RTCP packets
  C. OSPF Opaque LSAs or IS-IS TLVs

• Question 114:

  What is a reason for using amplifiers with more than one stage?

  A. To suppress ASE noise
  B. To increase ASE noise
  C. To maintain gain
  D. To lower OSNR
  D. To lower OSNR

• Question 115:

  What is an active filter?

  A. Prisms
  B. Dielectric thin film interface filter
  C. Diffraction grating
  D. Semi-conductor filter
  E. Bragg Grating
  D. Semi-conductor filter

• Question 116:

  What signaling protocol does Cisco use to provide support for MPLS traffic engineering?

  A. RSVP
  B. LDP
  C. SS7
  D. TDP
  A. RSVP

• Question 117:

  Click the Exhibit button.

  

  The exhibit shows OC-12 POS connections across various transport media. Which are correct timing configurations for 7600 interfaces (A) and (B)? (Note: connection between routers B and C is set to internal timing.)

  A. Line
  B. Internal
  C. External
  D. Looped
  E. Internal and external
  A. Line
  B. Internal

• Question 118:

  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 119:

  Which bytes in the Section Overhead identify the beginning of the STS-1 frame?

  A. A1, A2
  B. B1, B2
  C. H1, H2
  D. K1,K2
  E. J0, J1
  A. A1, A2

• Question 120:

  Click the Exhibit button to view the configuration.

  

  Using the shown debugging excerpt, what option best describes the problem?

  A. An ISDN router has a misconfigured username password pair.
  B. An ISDN router is missing the stack password.
  C. The offload server does not offload calls from ISDN routers not using PPP Multilink.
  D. The offload server has a bad password.
  B. An ISDN router is missing the stack password.