Polycom Polycom Certification 1K0-002 Questions & Answers

• Question 211:

  Institute for Electrical and Electronics Engineers group 802 manages

  A. Network repeaters and Network line drivers hardware designs.

  B. Medium Access Control Addressing

  C. C and D

  D. Network line padding specifications.

  E. B and D

  F. Local Area Network specifications

  G. A and C

  Correct Answer: C

• Question 212:

  Which of the following is Line Coding used for Primary Rate T1?

  A. BRTZ-AMI

  B. Pulse Stuffing

  C. HDB3

  D. B7S

  E. B8ZS

  Correct Answer: E

• Question 213:

  Which audio coding uses 8 Kbps?

  A. G.729

  B. G.722

  C. G.728

  D. G.711

  E. G.722.1

  Correct Answer: A

• Question 214:

  Common Intermediate Format represents

  A. Audio Bandwidth.

  B. Data Bandwidth.

  C. Video Bandwidth.

  D. None of the other alternatives apply.

  E. Video Resolution.

  F. Audio Resolution.

  Correct Answer: E

• Question 215:

  The H.323 Video Conferencing uses which signaling specifications to establish call setup?

  A. H.225 and Q.931

  B. RS-449 and RS-366

  C. Q.921

  D. Dynamic Host Configuration Protocol and Domain Name Services

  E. SS7 or Signaling System 7

  F. Q.933 and F.259

  Correct Answer: A

• Question 216:

  Which of the following describe video dynamics as processed through a videoconference system?

  A. Codecs have more restrictive limits than cameras, and the best way to accurately assess the video quality sent to the far-end is to view a video scene fully coded and then decoded.

  B. Codecs have the same limits as cameras and therefore will not change the perceived qualities of the video as rendered by the cameras.

  C. Cameras react to light the same as ones eye and video monitors accurately render the video information so what one sees by eye is what the far-end sees.

  D. Cameras have limits to the range of light levels which can be accommodated and tend to process the darker regions further toward black than what ones eye sees.

  Correct Answer: AD

• Question 217:

  Gatekeeper messages for registration and admission that are successful will always have the Generic

  structure as:

  (Note - "XX" - is a variable value that represents specific Gatekeeper names)

  A. RequestXX, DenyXXC

  B. RequestXX, ReplyXX

  C. XXRequest, XXConfirm

  D. XXRequest, XXAcnowledged

  E. XXRequest, XXReply

  Correct Answer: C

• Question 218:

  Which test equipment is used to verify ISDN Q.931 messages?

  A. Break out Box

  B. Protocol Analyzer

  C. Bit Error Rate Test set

  D. Distortion Analyzer

  Correct Answer: B

• Question 219:

  Clocking Hierarchy for Channel Networks from the Public Network to the customer premise station equipment is as follows:

  A. Master Clock / Nodal Clock / Local Clock / Recovered Clock

  B. Master Clock / Nodal Clock / Recovered Clock / Local Clock

  C. Master Clock / Local Clock / Recovered Clock / Nodal Clock

  D. Recovered Clock / Nodal Clock / Master Clock

  Correct Answer: A

• Question 220:

  E1 trunks are capable of supporting up to

  A. 5 - 384,000 bit per second connections.

  B. 7 - 384,000 bit per second connections.

  C. 6 - 384,000 bit per second connections.

  D. 4 - 384,000 bit per second connections.

  Correct Answer: A