Polycom Polycom Certifications 1K0-001 Questions & Answers

• Question 141:

  Select three ways to improve Videoconferencing over IP Quality of Service.

  A. Use FTP- File Transfer Protocol

  B. Use TFTP-Trivial File Transfer Protocol

  C. Use UDP-User Datagram Protocol

  D. Use MPLS-Multi-Protocol Labeled Switching Network

  E. Use IP Precedence

  F. Use HTTP-Hyper Text Transfer Protocol

  G. Use Differentiated Code Point Services

  H. Use LAN interface End to End

  Correct Answer: DEG

• Question 142:

  Select two reasons for Cascading the MCU.

  A. Create Conferences with a number of Audio Visual Terminals that are smaller than one MCU capabilities

  B. Create Conferences with a number of Audio Visual Terminals that are larger than one MCU capabilities

  C. Eliminate International Calls

  D. Save on Network access and connectivity expenses

  E. Eliminate Network access and connectivity expenses

  F. Create A Voice Activated Switching conference with a number of Audio Terminals

  Correct Answer: BD

• Question 143:

  Which Network Alarm statuses are used to monitor network facilities trunk services?

  A. RED and GREEN Alarms

  B. GREEN and YELLOW Alarms

  C. RED and YELLOW Alarms

  D. RED and ORANGE Alarms

  Correct Answer: C

• Question 144:

  What are the termination impedance and the signal level for NTSC video?

  A. 75 Ohms and 1 Vpp

  B. 75 Ohms and 2 Vrms

  C. 100 Ohms and 1 Vpp

  D. 100 Ohms and 1 Vrms

  Correct Answer: A

• Question 145:

  Which of the following describes Request for Comment documents?

  A. Internet Protocol Standards specifications

  B. WAN hardware specifications of operations

  C. Signal Regeneration specifications

  D. Signal Loss specifications

  E. Signal to noise ratio specifications

  F. LAN hardware specifications

  Correct Answer: A

• Question 146:

  Which of the following devices is used to change Sound Energy into Electrical Energy for the purpose of the Far-End audience to hear the Near -End audience?

  A. Mixer

  B. Desk top microphone

  C. Loud speaker

  D. Sound pressure meter

  Correct Answer: B

• Question 147:

  Which audio coding uses 8 Kbps?

  A. G.711

  B. G.722

  C. G.729

  D. G.728

  E. G.722.1

  Correct Answer: C

• Question 148:

  Common Intermediate Format is approximately how many pixels per picture?

  A. 25,000

  B. 100,000

  C. 500,000

  D. 100,000,000

  Correct Answer: B

• Question 149:

  Videoconferencing channel synchronous networks may be defined as (Select two of the following options.)

  A. networks capable of speeds up to 2,000,000 bits per second.

  B. networks that can transmit but not receive at the same time.

  C. networks that provide no clocks.

  D. networks that can transmit and receive simultaneously with no clock.

  E. networks that require clocks for transmit and receive.

  Correct Answer: AE

• Question 150:

  Public Switched Telephone Company channel network components starting at the customer site and continuing to the Far-End site are set up as follows:

  A. Station / Interoffice Facilities / Local Exchange Carrier Digital Switch

  B. Station / Local Loop / Interoffice Facilities / Local Exchange Carrier Digital Switch

  C. Station / Interoffice Facilities / Local Loop / Local Exchange Carrier Digital Switch

  D. Station / Local Loop / Local Exchange Carrier Digital Switch / Interoffice Facilities

  Correct Answer: D