Polycom Polycom Certification 1K0-001 Questions & Answers

• Question 151:

  SONET Optical Carrier - 3 or OC-3 is what speed?

  A. 155M data packets per second

  B. 155M bits per second

  C. 155M bytes per second

  D. 155M blocks per second

  Correct Answer: B

• Question 152:

  H.239 Standard is best described as:

  A. Audio Coding and Additional Media Channels.

  B. Role Management and Additional Far End Camera Control.

  C. Role Management and Chair Control.

  D. Role Management or People and Content Standard for H.300 Series.

  E. Role Management -People and Content Standard for H.321 only.

  F. Role Management -People and Content Standard for H.320 only.

  Correct Answer: D

• Question 153:

  Video display for Content (Role Management) Visual Collaboration is best displayed on a ___________ video monitor.

  A. S-Video

  B. Component

  C. Composite

  D. Analog RF coaxial cable connected

  Correct Answer: B

• Question 154:

  Switched Channel Circuit Network by definition is network that provides:

  A. Packet switching.

  B. Cell Switching.

  C. temporary half-duplex connection from point A to point B.

  D. temporary full-duplex connection from point A to point B.

  E. permanent half-duplex network connections from point A to point B.

  F. permanent full-network connections from point A to point B.

  Correct Answer: D

• Question 155:

  A telephone call over the Public Switched Telephone Network is what type of quality?

  A. Narrow band audio

  B. Center band audio

  C. Wide band audio

  D. CD quality audio

  Correct Answer: A

• Question 156:

  Which of the following describes frequency response?

  A. Ability to determine frequency content of a signal

  B. Ability of a device to respond to amplitude changes

  C. Ability of a circuit to define operating frequency limits

  D. Ability of a device to operate within defined frequency limits

  Correct Answer: D

• Question 157:

  Which audio coding standards are described by H.323?

  A. G.711, G.721, G.722, and G.723

  B. G.711, G.722, G.728, and G.726

  C. G.711, G.722, G.728, G.723.1, and G.729

  D. G.711, G.722, G.728, and G.723.1

  Correct Answer: C

• Question 158:

  Pick the best match; Audio "Critical Distance" is a definition that relates to:

  A. Distance between the audio amplifier inputs and room microphone

  B. Distance between the person speaking and the microphone used

  C. Distance between the video display monitor and camera

  D. Distance between the walls, floor to ceiling, and doorways

  Correct Answer: B

• Question 159:

  H.323 Visual Telephony related ITU-T Standards defines the Media Gateways as:

  A. Packet to Channel Media Conversion.

  B. Packet to ATM Broadband Conversion.

  C. Packet to VSAT Satelite Communications.

  D. All of the above

  E. None of the above

  Correct Answer: A

• Question 160:

  Which of the following is the most important component of H.221 connectivity?

  A. Video Intra Frames Signals and Data Collaboration Signals

  B. Frame Alignment Signal and Bit Rate Allocation Signal

  C. Encryption Control Signal and Video Conference Signal

  D. Audio Signals and Data Collaboration Signals

  Correct Answer: B