Polycom Polycom Certification 1K0-001 Questions & Answers

• Question 161:

  Which of the following most accurately defines white balance?

  A. The amount of white pixels that appear in a video frame

  B. A feature that eliminates noises distributed uniformly over the frequency spectrum

  C. A feature that splits the signal between the red, green, and blue components to make white

  D. A feature that adjusts the signal between the red, green, and blue components that yield white video signals.

  Correct Answer: D

• Question 162:

  802.3 MAC format is used for which type of network?

  A. Point to Point Serial Modems

  B. Asynchronous Transfer Mode

  C. Token Ring

  D. RS-530 and V.35

  E. Ethernet

  F. All of the above

  Correct Answer: E

• Question 163:

  323 / H.225 / H.245 ITU-T Standards describe that Opening of Logical Channels will take place before the Capabilities Communication Procedure.

  A. True

  B. False

  Correct Answer: B

• Question 164:

  High-Definition Videoconferencing will require and use:

  A. the same camera from NTSC and PAL VTC systems

  B. typical off the shelf web camera

  C. high-definition camera

  D. all of the above

  Correct Answer: C

• Question 165:

  During a H.323 Videoconference, what is the correct bandwidth used by the G.711 and G.722 audio algorithms in a 256K conference call?

  A. 30,000 bits per second

  B. 40,000 bits per second

  C. 128,000 bits per second

  D. 64,000 bits per second

  Correct Answer: D

• Question 166:

  UDP Media Channels are identified by:

  A. 32 bit Address or Signaling Port and ISDN Port Number.

  B. 48 bit MCU Number and the 32 bit Gateway Number.

  C. 32 bit Source Port Number and 32 bit Destination Port Number.

  D. 16 bit Source Port Number and 16 bit Destination Port Number.

  E. V35 Port and RS449 Port.

  F. none of the above.

  Correct Answer: D