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PCVE Certification > PCVE (Dan's) > Flashcards

PCVE (Dan's) Flashcards

1
Q

When adding an MCU to the Virtualization Manager (DMA) for the first time, which three variables must you enter?

A

name, admin username and password, and management IP address

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2
Q

Where are the primary and secondary RSS recording rates set

A

Template

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3
Q

When providing HDX logs to Polycom Global Services, select the option which must always be sent

A

Support Information Package

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4
Q

What is the default password on an HDX endpoint

A

HDX Serial Number

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5
Q

Which of the following are three roles supported by the RMX

A

Administrator, Auditor, and Operator

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6
Q

You try to use an RMX recording link which you know works, but it won’t work with one meeting room in particular. Select the option likely to be the issue

A

Mismatched encryption settings

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7
Q

Which protocol does SIP use for control while in a call

A

SDP

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8
Q

When working through the setup wizard on an HDX endpoint, selecting manual network configuration enables you to set which two of the following

A

IP address and DNS

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9
Q

You are trying to schedule a conference on the CMA but when you log in with your administrator account you can’t see the Scheduling menu. What is wrong?

A

Lack of Scheduler privileges in your User account

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10
Q

You are trying to schedule a conference using the CMA but the participant you are adding keeps coming up as attending “In Person” when you know they have an endpoint. How do you resolve this?

A

Associate the user with their endpoint

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11
Q

What is the default password on an HDX endpoint?

A

HDX serial number

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12
Q

You are trying to register an endpoint to the CMA gatekeeper and it isn’t appearing in the Endpoint>Monitor View page. Where do you look to find out what the problem is?

A

Gatekeeper Message Log

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13
Q

Which Virtualization Manager (DMA) function refers to the ease with which a solution can be expanded to meet further demand?

A

Scalability

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14
Q

If a Resource Manager or Converged Management Application (CMA) conference template references an existing RMX conference profile, what must match absolutely exactly

A

Routing name

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15
Q

Select two ways in which a signal can change

A

Amplitude and Frequency

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16
Q

When connecting a new MCU to a Virtualization Manager (DMA) or Converged Management Application (CMA)for the first time, which of the following is automatically created?

A

Prefix

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17
Q

Umbrella standards are

A

standards which have other standards beneath them

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18
Q

You are trying to share a DVD as content in a Virtualization Manager (DMA) conference room and the picture is breaking up. Select the best two troubleshooting steps for this issue

A

Check the line rate of the connection and check the Content Video Definition settings in the template

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19
Q

A signal which is made up of a sequence of discrete values over time is

A

Digital

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20
Q

A customer would like to enable SIP on their RSS, select the options they will be able to configure

A

Register to a SIP server, connect to an outbound proxy server, transport type, and Authentication username/password

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21
Q

When VSW mode is enabled in an RMX conference profile, how many resources does each participant use at 1080P resolution

A

1

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22
Q

Your customer has asked if they should perform the CMA integration on their new Virtualization Manager (DMA), as they aren’t sure what it does. How do you explain?

A

The CMA integration allows the DMA to view and use the CMA site topology

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23
Q

What is the measurement of how loud a sound is?

A

Decibels

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24
Q

Do you need to add a new Virtualization Manager (DMA) activation key following an upgrade?

A

Possibly, depending on the type of upgrade

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25
Q

Successfully entering and authenticating provisioning server settings during HDX setup allows what?

A

Dynamic Management Mode

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26
Q

When scheduling with an RMX, an RMX registration entry must be added. Which two of the following must be added to the Resource Manager or Converged Management Application (CMA) for this to work?

A

RMX user name and RMX password

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27
Q

A large corporate law firm would like to allow external access but are reluctant to make major changes to their firewall. Which VBP implementation would work best?

A

TLS Traversal

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28
Q

H.264 provides which resolutions?

A

HD

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29
Q

Out of the following, select two functions managed by H.245

A

Chairperson control and picture refresh requests

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30
Q

Which port is used to connect to the RMX management interface by default?

A

80

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31
Q

H.323 is

A

an umbrella standard

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32
Q

Any device which does not have an IP subnet configuration in a Resource Manager or Converged Management Application (CMA) site appears where in the site topology?

A

Internet/VPN

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33
Q

A SIP registrar provides which two functions?

A

Endpoint registration and alias dialing

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34
Q

A customer would like her employees to use video from home without the cost of a VPN. Which VBP should the customer buy?

A

ST-series

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35
Q

When working through the HDX setup, which of the following are not set

A

Encryption

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36
Q

UDP fits in the TCP/IP model under which layer?

A

Transport

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37
Q

Which Virtualization Manager (DMA) function refers to the ability to recover quickly from an interrupting event?

A

Resiliency

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38
Q

Your customer reports that every conference started by the Virtualization Manager (DMA) disconnects all participants after one hour, which they think is a fault. Select the option which may be causing the issue?

A

The DMA conference settings only allow a duration of one hour

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39
Q

Resource Manager or Converged Management Application (CMA) Active Directory integration is possible with which two of these options?

A

Security Groups with Universal scope and Distribution Groups with Universal scope

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40
Q

You would like to confirm that an endpoint is registered to the Virtualization Manager (DMA) gatekeeper. Select the option which best describes how you can do this:

A

Any/all of these

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41
Q

What is used by an HDX endpoint to encrypt an H.323 conferece?

A

AES

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42
Q

RAS uses which protocol?

A

H.225

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43
Q

You dial into a VRR and recording does not start immediately. Where is the first place to check?

A

VRR

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44
Q

The Resource Manager Endpoint or Converged Management Application (CMA) Usuage Report is which three of these?

A

Exportable, configuration, and presented as text or graphics

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45
Q

Which protocol is used to send SIP media?

A

RTP

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46
Q

Which protocol take care of control while in a call?

A

H.245

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47
Q

What does CIF stand for?

A

Common Intermediate Format

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48
Q

Which function allows the Virtualization Manager (DMA) to automatically generate a conference room for all users?

A

Active Directory integration

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49
Q

The digital representation of an analog waveform at a point in time is called a

A

Sample

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50
Q

What is the first SIP request seen when dialing an endpoint?

A

Invite

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51
Q

The Resource Manager or Converged Management Application (CMA) Site Statistics report is what?

A

Real-time only

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52
Q

You have plugged your HDX endpoint into a known-good network connection and powered it up. You try and dial another endpoint but the call fails. Select two possible causes:

A

You dial an E.164 alias but are not registered to a GK and you dial an IP address but are registered to a GK

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53
Q

When connecting to a Resource Manager or Converged Managemeent Application (CMA) for the first time, which is the correct username and password?

A

admin/admin

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54
Q

H.225 provides which three functions?

A

call setup via Q.913, RAS, and framing

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55
Q

The Converged Management Application (CMA) licensing model affects which two of the following options:

A

Concurrent calls and Registered devices

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56
Q

Which external database is supported for Converged Management Application (CMA) Redundancy?

A

Microsoft SQL server

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57
Q

You try to dial an endpoint which you know to be registered to the Virtualization Manager (DMA) gatekeeper but the call doesn’t connect. Select two options which might cause this issue:

A

The endpoint IP address is not listed in a site and internet dialing is not allowed and your endpoint is not registered to the same gatekeeper and your gatekeeper is not neighbored.

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58
Q

When connecting to a Virtualization Manager (DMA) for the first time, which is the correct username and password?

A

admin/admin

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59
Q

H.261 provides which two resolutions?

A

QCIF and CIF

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60
Q

You dial into an RMX meeting room at 1024 Kbps, but the line rate keeps dropping to 512 Kbps. Select the best two RMX troubleshooting steps for this issue:

A

Check the line rate on the default EQ and check the line rate on the conference profile

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61
Q

How many IP addresses does a local Virtualization Manager (DMA) cluster require?

A

Three

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62
Q

Ethernet fits in the TCP/IP model under which layer?

A

Link (Network Access)

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63
Q

You are attempting to schedule a multipoint conference on the CMA, and all seems well until the call does not start. Select the two best troubleshooting options:

A

Check that the RMX profile name in Conference Templates is identical to the routing name of the RMX conference profile and Check that there is an RMX entry under Network Devices > MCU in addition to the MCU entry

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64
Q

Ethernet encapsulates data into a

A

frame

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65
Q

When adding an MCU to the Virtualization Manager (DMA) for the first time, which three variables could you enter

A

Direct dial in prefix, SIP signaling IP, and Reserved ports for scheduling

66
Q

When making a call using AES encryption, which of the two following options will allow the far end HDX to connect

A

Required for All Calls and When Available

67
Q

Which optional network capability becomes mandatory if automatic dynamic management of HDX endpoints by the Resource Manager or Converged Management Application (CMA) is required?

A

DNS SRV record

68
Q

You have three MCUs connected to a Virtualization Manager (DMA) but calls only seem to land on two of them. Select two things you could do to troubleshoot this:

A

Check if any MCU has been taken out of service and Check if any MCU has any alerts or erros

69
Q

Two examples of companding algorithms are

A

A-law and u-law

70
Q

A digital signal can be enhanced to help it go further using a device called a

A

repeater

71
Q

The technique used for reproducing an analog waveform as a digital signal is called

A

Pulse Code Modulation

72
Q

The aspect ratio of a High Definition signal is

A

16:9

73
Q

When Virtualization Manager (DMA) conference rooms have been automated during the relevant integration, how long are the conference room IDs?

A

the length of the conference room is configured prior to generation

74
Q

Which of the following id the name that registers RMX conferences meeting any gatekeeper or SIP server

A

Routing name

75
Q

Which Virtualization Manager (DMA) function will stop any more calls starting on an MCU without disconnecting any existing calls?

A

Busy Out

76
Q

Which of the following are three valid Resource Manager or Converged Management Application (CMA) user roles

A

Device Administrator, Scheduler, and Auditor

77
Q

How is the volume level of the RMX IVR configured

A

System Flags

78
Q

Whic RMX function allows you ti schedule future conferences?

A

Reservations

79
Q

How do you enablee or disable web monitoriing on an HDX

A

via the remote control

80
Q

You are configuring an RMX for the first time and go to into the RMX Time menu to fix an error. Select the option you could also configure here

A

NTP server settings

81
Q

What is the default IP address used to connect to the RMX

A

192.168.1.254

82
Q

When using a RMX recording link, what configuration is mandatory on the RSS

A

None

83
Q

What is tyhe file typw used by the HDX endpoint when performing a software update

A

pup

84
Q

RTP fits in the TCP/IP model under which layer

A

Application

85
Q

When configuring a user’s Virtualization Manager (DMA) conference room, you can only use the default pool and pool orders

A

False

86
Q

Which two network troubleshooting capabilities are included within the HDX browser interface

A

Trace route and ping

87
Q

Where can you customize the DTMF codes used by the RMX

A

IVR Service

88
Q

Which of the following are three valid RSS user roles

A

User, Administrator, and Auditor

89
Q

Your customer has an issue with their Virtualization Manager (DMA) and they contact Polycom Global Service for support. Select the option which best describes what they will need to supply PGS:

A

System Log Files plus any additional files specifically requested

90
Q

Compression is the act of

A

reducing the number of bits required to send a frame

91
Q

You are trying to dial into a Virtualization Manager (DMA) conference room at 1024 kbps, but the line rate keeps dropping to 512 kbps, Select the best two DMA troubleshooting steps for this issue:

A

If using a custom template, check the line rate of the template and if using an MCU profile, check the line rate of the conference profile on the MCU

92
Q

Seklect three RSS options which are available using activation keys

A

HD live streaming, encryption, and Multicast

93
Q

Which Virtualization Manager (DMA) function ensures resources are available in the event of a failure somewhere in the network

A

Redundancy

94
Q

Which device is used to change electrical energy into sound energy so that the near-end audience can hear the far-end audience

A

Speaker

95
Q

Which Virtualization Manager (DMA) function enables multiple MCUs to appear as one single resource available to the end user

A

Virtualization

96
Q

Two common HD video resolutions are

A

1920x1080 and 1280x720

97
Q

Any device which does not have an IP subnet configured in a network site appears where in the Virtualization Manager (DMA) site topology

A

Internet/VPN

98
Q

Sharing content in a SIP call requires which protocol

A

Binary Floor Control Protocol

99
Q

Which two of the following devices can be dynamically managed using the Resource Manager or Converged Management Application (CMA)

A

Polycom VVX and Polycom HDX

100
Q

Configuring a room on the Resource Manager or Converged Management Application (CMA) allows you to do which two of these

A

Schedule a conference by picking a room by name and Associate an endpoint to a room instead of a user

101
Q

When adding an RMX to RMX Manager, which of the following should be used to gain access with a username and password

A

Control Unit IP address

102
Q

Frame rate is

A

the number of times the image rebuilds per second

103
Q

A SIP response message such as TRYING which starts with a 1 is

A

a provisional message

104
Q

Your dial into an RMX meeting room, but the video call keeps dropping to audio only. Select the best two troubleshooting steps for this issue

A

Check that there are available video resources and Check whether VSVV has been enabled in the profile

105
Q

You are trying to register an endpoint to the Virtualization Manager (DMA) gatekeeper and it isn’t appearing in the Network > Endpoints page. Which two places could you look to find out the problem

A

View Registration History via the Endpoints menu and Registration History via the Reports menu

106
Q

You are trying to log into a CMA using an Active Directory account but the login is failing, select the two options which could be the issue

A

No role associated with your User account and the User account is not contained within the Enterprise Directory Search BaseDN

107
Q

Which of the following is the special RMX lobby used to route users to their conference

A

Entry Queue

108
Q

What is best way to power down an HDX endpont

A

Using the power button

109
Q

What are two Virtualization Manager (DMA) servers connnected via a crossover called called

A

Cluster

110
Q

The TCP/IPmodel is similar to the OSI model but not the same because

A

it is designed to fit specific existing networking protocols

111
Q

The Physical layer takes care of

A

how the 0s and 1s are sent across the physical network

112
Q

What three options can be unlocked on an HDX endpoint using option keys

A

1080P, RTV, TIP

113
Q

Upon completion of the RMX Fast Configuration Wizard, there are two alarms showing in the management interface. One is caused by the the time settings, what is the other?

A

Default User still exists

114
Q

Which RMX restore option will retain the IP addressing and activation keys

A

Standard

115
Q

You are attempting to schedule a multipoint conference using the CMA, but receive an error message stating “insufficient MCU resources”. Select the two best troubleshooting options

A

Check that the MCU is available for scheduling and Check the MCU for errors

116
Q

Select the option which can not be configured when working through the First Time Setup Wizard on the Converged Management Application (CMA)

A

Redundancy

117
Q

Which of the following is the default IP address used on a Virtualization Manager (DMA)

A

192.168.1.101

118
Q

A SIP prixy provides which two functions

A

Bandwidth and access restrictions as well as passing of SIP messages to ensure correct routing

119
Q

The Data Link layer takes care of

A

the use of MAC addresses for source and destination identification

120
Q

The Presentation layer takes care of

A

how any encryption is applied to the payload

121
Q

Which Virtualization Manager (DMA) function refeers to the capability of distributing workload amongst multiple MCUs

A

Load-balancing

122
Q

If ad-hoc dial-in is enabled in an RMX entry queue, what are you able to do?

A

Make a call into a meeting room not previously defined

123
Q

In order to gain an activation key from Polycom Support, what information from the RMX must be provided?

A

Serial number

124
Q

Where are PIN codes for RSS playback configured

A

VRR

125
Q

To end a SIP call, one end point sends a BYE message to the other. Then what happens?

A

an OK tears down the call

126
Q

H.263 provides which thre resolutions

A

QCIF, 4CIF, and CIF

127
Q

A customer would like any of his business partners to be able to dial into his monthly video meeting to discuss order progress. Which VBP should the customer buy?

A

E-series

128
Q

On the CMA you see a warning next to an endpoint in the Endpoint > Monitor View page and the Device Status says ‘Credentials Required’. How can you resolve this?

A

Click Edit and enter the username and password

129
Q

A customer would like to configure an RMX recording link, select the best two options for how they would do this:

A

Configure the RMXonly and Configure both RMX and RSS if a custom VRR is required

130
Q

How do you manually assign a Virtualization Manager (DMA) conference room?

A

In the User configuration

131
Q

Your customer would like to create a new attribute in Active Directory to add a field for dedicated conference room numbers on their Virtualization Manager (DMA). Can they do this?

A

Yes

132
Q

People+Content is

A

a Polycom developed method for content sharing

133
Q

Select the methods which can be used to perform a restore on an HDX

A

(Restore button using a paperclip or similar, Telnet, and/or via Software Update) All these options

134
Q

A customer would like to configure H.323 on their RSS, select the two options which they can configure

A

Primary and alternate gatekeeper

135
Q

What is the smallest bundle of Resource Manager and Converged Management Application (CMA) licenses which can be purchased

A

100

136
Q

To end and H.323 call, one endpoint sends a DISCONNECT message to the other. Then what happens

A

a RELEASE, then a RELEASE COMPLETE tears down the call

137
Q

Which Virtualization Manager (DMA) function will stop any more calls from starting on an MCU and will also disconnect any existing calls?

A

Skip Using

138
Q

You have performed CMA Active Directory integration but can only search for local users. Select the option that will resolve this issue

A

Log into the CMA with the AD user account and unlock the ‘Local Users Only’ box

139
Q

Which of the following are three valid Virtualization Manager (DMA) user roles?

A

Administrator, Provisioner, and Auditor

140
Q

Select two options which can be used for troubleshooting an HDX during a call

A

System Status and Call Statistics

141
Q

What are up to five Virtualization Manager (DMA) servers or clusters configured to work together called

A

Supercluster

142
Q

What is the name of the part of call setup where the endpoint decide on which codecs to use

A

capabilities exchange

143
Q

A signal which varies continuously over time is

A

Analog

144
Q

Select three ways the IP address of an RSS 4000 may be altered

A

browser interface, console/telnet, and DHCP

145
Q

Which of the following can only be changed using the HDX browser interface

A

Home Screen button layout

146
Q

Which three RMX flags are used to configure Converged Management Application (CMA) address book integration

A

EXTERNAL_CONTENT_PASSWORD, EXTERNAL_CONTENT_USER, and EXTERNAL_CONTENT_DIRECTORY

147
Q

When discussing video quality, resolution is which two of these choices?

A

how many pixels are in a display picture and how you can classify the picture as high definition

148
Q

SIP messages can be defined as which two types?

A

Response and Request

149
Q

A firm wants to implement firewall traversal using an E-series. How is this configured so that the existing gatekeeper manages the calls?

A

LAN-side gatekeeper

150
Q

What is the default IP address used to connect to the Resource Manager or Converged Management Application (CMA)?

A

192.168.1.254

151
Q

Select where you can find the required information to send Polycom Global Services in the event of a CMA fault being logged.

A

Admin menu

152
Q

A SIP response message such as OK which starts with a 2 is

A

a success message

153
Q

When connecting to an RMX for the first time, which is the correct username and password

A

POLYCOM/POLYCOM

154
Q

If Converged Management Application (CMA) address book integration has taken place on an RMX, you can also add local address book entries

A

False

155
Q

H.239 enables us to

A

share content in a videoconference

156
Q

You try to dial into a RMX conference via the entry queue using a telephone and the call fails, select the two best options you would undertake to troubleshoot

A

Check that some resources are allocated for voice calls and Check that ISDN/PSTN calling is enabled within the entry queue

157
Q

How is Personal Conference Manager initiated when in a call hosted on an RMX

A

Pressing ## on the remote control

158
Q

IP fits in the TCP/IP model under which layer

A

Internet

159
Q

Which RMX Conference Profile setting can be used to upscale video resolution

A

Video Clarity

160
Q

Your customer has configured a prefix for the Virtualization Manager (DMA) Conference Manager feature, which of the following will this provide

A

A single E.164 alias for all MCUs connected and in service

161
Q

The Transport layer takes care of

A

reliability measures such as the ability to re-transmit data

PCVE Certification (1 decks)

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