CCNA Video Practice Test

What are the characteristics of endpoints? (Choose two)

A. Cisco Jabber can be used as an endpoint

B. Endpoints cannot be unidirectional

C. Endpoints send but do not receive video streams

D. A Cisco IP surveillance camera can be used as an endpoint

What are the characteristics of Cisco TelePresence Video Communication Server? (Choose two)

A. The VCS Control provides all call control and endpoint services

B. The VCS Expressway is typically placed in the DMZ network

C. The VCS Expressway is a mandatory server providing Internet connectivity

D. The VCS Expressway provides services such as SIP registrar, H.323 gatekeeper, admission control, and user authentication

What is the target STC value to provide studio-like acoustics for video installations in conference rooms?

A. 40

B. 25

C. 20

D. 60

What are the considerations when using gateway services? (Choose two)

A. Use VPN servers to allow the use of the public Internet as a safe and private transport medium

B. Use CUBE to provide voice and video gateway services

C. Use ISRs to securely connect to different IP networks

D. Use ISDN gateways to connect to the public switched telephone network

What are the characteristics of the Cisco TelePresence architecture? (Choose two)

A. Cisco Unified Communications Manager can provide the gatekeeper services for an H.323 endpoint

B. VCS cannot be used for firewall traversal

C. The TC and TE-based endpoints register to the Cisco TelePresence VCS or with Cisco Unified Communications Manager

D. When you hook up to your VCS, you are hooking up to it with a SIP trunk

Which component is an example of an IP-to-IP gateway used in collaborative environments?

A. CUBE gateway

B. TDM gateway

C. ATA gateway

D. PSTN gateways

What are the characteristics of video conferencing? (Choose two)

A. It is based on observation and video recording

B. The real-time communication network can be ISDN or IP based

C. All participants can hear and see each other

D. Each observed area has one or multiple cameras that are connected to the video surveillance network

Which of the following are the parts of an overall video architecture? (Choose four)

A. Gateway services

B. Endpoints

C. Applications

D. Storage area network

E. Routing protocol

F. Media services

What parameters must be entered into a Cisco Jabber client when it is launched? (Choose three)

A. Password

B. TFTP server address

C. User ID

D. CUC Manager IM and Presence Service IP address or name

E. Client phone number

Which tasks can a content designer perform with the Cisco Digital Media Manager? (Choose two)

A. Manage user accounts for RBAC and configure user-specific content restrictions for desktop video users

B. Customize signage screen layouts and zones for Cisco Digital Signs

C. Manage content assets and create playlists for Cisco Digital Signs and Cisco Show and Share

D. Customize and brand Cisco cast skins and menus

Which three protocols support trick mode when live streaming video using a Cisco DMP Media? (Choose three)

A. RTSP

B. RTP

C. UDP

D. HTTP

What are the considerations for CAC when using RSVP? (Choose two)

A. RSVP performs its own routing

B. RSVP reservations are bidirectional

C. RSVP provides transparent operation through router nodes that do not support RSVP

D. RSVP attempts to establish an end-to-end reservation by checking for available bandwidth resources on all RSVP-enabled routers along the path

Which three Cisco digital media content solutions are classified as Content Management and Distribution components? (Choose three)

A. Cisco DMP

B. Cisco TCS

C. Cisco DME

D. Cisco DMM

E. Cisco ECDS

What are the best practices for QoS for TelePresence? (Choose two)

A. Keep jitter below 40 ms

B. Keep end-to-end delay below 300 ms

C. Avoid shaping flows unless absolutely necessary

D. Avoid policing Cisco TelePresence traffic whenever possible

Which video conferencing component bridges audio, video, and data streams and sends the mixed streams back to the connected endpoints?

A. MCU

B. DMP

C. RTP

D. DSP

You need to check the local Cisco Collaboration endpoint logs on various endpoints in your organization. Which menu navigation should you use to verify that a Cisco Unified IP Phone 8900 Series was able to reach the local DHCP server and obtain an IP address?

A. Applications -> Administrator Settings -> Status -> Call Statistics

B. Applications -> Administrator Settings -> Status -> Status Messages

C. Configuration -> System Configuration -> Network

D. Applications -> Administrator Settings -> Reset Settings -> Network Settings

Cisco TelePresence TC software-based endpoints provide various user interfaces to verify status and to collect logs. Which two methods can be used to collect event logs to help in the troubleshooting process? (Choose two)

A. CLI

B. On Screen display

C. Touch panel

D. Web

What are the features of the Cisco TelePresence server? (Choose two)

A. Supports interworking with third part TelePresence systems

B. Supports single and multiscreen with Cisco TelePresence ClearVision

C. Supports OneTable and room-switched configurations

D. Supports resolution enhancement with Cisco Active Presence

Which two Cisco Unified IP Phones allow users to adjust the camera view area? (Choose two)

A. Cisco Unified IP Phone 8941

B. Cisco Unified IP Phone 8961

C. Cisco Unified IP Phone 9900

D. Cisco Unified IP Phone 8945

A network engineer has been tasked with provisioning several new Cisco Unified IP phones in the Cisco Unified Communications Manager. Which provisioning option will enable a phone user to call a special directory number and download the preconfigured phone settings for the assigned directory number of the user?

A. Manual provisioning

B. Self-provisioning

C. Automatic provisioning

D. Cisco Unified Communications Manager Auto-Register Phone Tool

Identify the characteristics of a traversal call between two Cisco TelePresence TC software-based endpoints. (Choose three)

A. The call media bypasses the Cisco VCS and terminates only at the endpoint

B. It is a more efficient way of operation because the call uses fewer resources

C. It occurs when the call media terminates at Cisco VCS and at the endpoints

D. It is used primarily in secure scenarios, when the video call needs to pass through the firewall

E. The media must be terminated at Cisco VCS, which splits the call into two media legs that are terminated at each participating endpoint

What information does a Cisco Telepresence TC software-based endpoint listens for if integrated as a SIP endpoint with CUC Manager using CDP? (Choose two)

A. The IP settings (address, subnet mask, default gateway)

B. The voice and data VLAN ID

C. The DHCP Option 150 for Cisco TFTP address

D. The configuration files

Which three attributes are recommended for backgrounds in video conferencing environments? (Choose three)

A. Soft texture background

B. Dark table top

C. Moving background

D. Basic repetitive pattern background

E. Medium contrast background

F. Neutral color background

Identify the statements that reflect the G.114 QoS requirements for voice transmission between Cisco TelePresence CTS software-based endpoints. (Choose three)

A. 150 bps (plus Layer 2 overhead) per phone of guaranteed bandwidth for voice control traffic

B. ≤ 30 ms jitter

C. ≥150 ms of one-way jitter

D. ≥30 ms of jitter

E. ≤ 150 ms of one-way latency

Identify the cause of audio or video being blocked in one direction in a Cisco Collaboration endpoint call setup.

A. The ACL

B. Bandwidth issues

C. Codec mismatch

D. The Reorder tone

Which TC or TE-based system consists of integrated desktop systems with integrated codecs?

A. Cisco C-Series

B. Cisco TelePresence MX Series

C. Cisco TelePresence EX Series

D. Cisco TelePresence Profile Series

Which function does Cisco's auto collaboration feature provide?

A. It provides users with the ability to automatically connect the room to any scheduled meeting by pushing a single button.

B. It provides users with the ability to automatically optimize the color settings, alignment, and focus of the camera.

C. It provides users with the ability to easily share applications and documents with meeting participants.

D. It provides users with the ability to automatically optimize the audio performance of the microphone.

What types of standard-based signaling are used to invite the Cisco or third-party endpoints to a Cisco TelePresence multiway conference? (Choose two)

A. RIP

B. H.234

C. SIP

D. H.323

Which protocol does an Integrated Service Router and the Communications Manager use for resource control during an ad hoc video conference?

A. HTTP

B. RTP

C. SIP

D. SCCP

What are the two categories of Cisco Collaboration desktop endpoints? (Choose two)

A. Cisco Unified IP phones

B. Cisco VCS Control

C. Cisco Unified Communications Manager

D. Cisco VCS Expressway

E. Cisco Jabber client

Which three service domain components are connected through the central call control plane? (Choose three)

A. Endpoints

B. Conference bridges

C. Call control

D. Gateways

E. Scheduling and management

Which category of the Cisco Medianet services includes Identity Services and Confidentiality?

A. Storage Services

B. Transport Services

C. Bridging Services

D. Access Services

When working with the video encoders, every pixel contains the information about the color, brightness, and color levels.

How many color levels can 16 bits represent?

A. 65536

B. 4096

C. 1024

D. 256

What are the effects of compression? (Choose two)

A. Slower transmission

B. More effective bandwidth utilization

C. Reduction in bandwidth

D. Increase in storage density

Which of the following is a possible cause of an unexpected second dial tone during dialing?

A. Misconfiguring of the Cisco Unified Communications Manager components

B. A mismatch of video codecs between the endpoints

C. IP reachability problems to the Cisco Unified Communications Manager

D. A misconfigured dial plan on a call control component

What are chroma subsampling considerations? (Choose two)

A. Traditionally the value for brightness is always 2 and the rest of the values are scaled accordingly

B. Discarding 50% of the color content can be noted as 4:2:0

C. For quality comparisons, only the ratio between the Y, U, and V values is important

D. A video signal that contains all the original color information is a 4:4:4 video format

Which QoS issue would be caused by bad network connectivity and insufficient bandwidth in a Cisco Jabber Video for a TelePresence client?

A. Dual-tone multifrequency signaling does not work

B. Distorted sound in Windows 7

C. Poor video quality during a call

D. Poor audio quality

Which Cisco proprietary protocol is used for video call signaling and is used by Cisco IP phone endpoints?

A. SCCP

B. ISDN (H.320) Q.931

C. H.225 (H.323)

D. SIP

What are two examples of scheduling systems for TelePresence and video-conferencing systems to ensure availability of the systems and rooms for a conference? (Choose two)

A. Lotus Notes

B. Cisco Digital Media Player

C. Microsoft Outlook

D. Cisco Jabber

E. Adobe Flash Player

Video has network requirements for good user experience.

Which option has more benefits when a large number of receivers need to play back the same stream?

A. Bandwidth requirements

B. Video transport formats

C. QoS requirements

D. IP multicast

Which component of the Cisco TelePresence Codecs C60 and C90 provides video compositing?

A. Video scalar

B. Digital audio mixer

C. Image compositor

D. Video matrix switcher

How are B-frames encoded?

A. Using the current picture and comparing it to a preceding picture and a subsequent picture

B. All the information that is encode, exists within the frame

C. By comparing the current video picture with another picture that came before it

D. They are independent images and are not encoded

Which statement describes a multipoint ad hoc conference?

A. Any multipoint conference that is transitioned to a point-to-point call

B. A multipoint conference that is joined by dialing 300 from a SIP endpoint

C. A multipoint conference that is joined by dialing 8300 from an H.323 endpoint

D. Any unscheduled multipoint conference

Your organization has deployed Cisco TelePresence Multisite for ad hoc and scheduled multipoint conferencing. Some users report that they are unable to initiate conferences because their Cisco TelePresence endpoints do not support the MultiSite feature. What should you do?

A. Run the utils system factory init command on the non-supported endpoints.

B. Configure option 150 on the DHCP server that resides in the same subnet as the non-supported endpoints.

C. Configure the Multiway option on the endpoints that do not support Multisite.

D. Install a video mixer.

What types of applications within an enterprise can benefit from collaboration technology? (Choose three)

A. Voicemail

B. Introduction videos for newly hired employees

C. Technical product updates and how-to instructional videos

D. File storage and organization

E. Messages from the CEO or managers to all employees

Which security video surveillance solution offers an IP-based dispatch and incidence response?

A. Cisco Physical Access Manager

B. Cisco Video Surveillance IP Cameras

C. Cisco IP Interoperability and Collaboration System

D. Cisco Video Surveillance Manager

Which video-enabled network element is used to assign the required bandwidth of a link to the video streams?

A. Bandwidth

B. QoS

C. Call Admission Control

D. IP multicast

What are the power, network, or HVAC considerations in a TelePresence environment? (Choose two)

A. The equipment installed in your video conferencing room may generate a considerable number of heat requiring modifications of the HVAC system

B. Power outlets in the room must be of the appropriate type and designed to carry the amperage needed for the equipment

C. Supply registers should be placed in front of participants

D. The placement of the power outlets should always be away from the system

What are the considerations when installing the Cisco TelePresence 500-32 endpoint? (Choose two)

A. The wall mount CTS500 32 series requires one 1 Gbps network interface and one power outlet that meets specific requirements

B. On the table mounted version, you must determine if the codec bracket is positioned correctly

C. The system is able to support four participants

D. A Cisco 7975 phone must be used to conduct meetings

You are deploying a Cisco WebEx solution so that employees in your company can conduct online meetings over the web in real time, from anywhere, anytime, and on any device. Which two actions should you perform? (Choose two)

A. Deploy a Cisco VCS Expressway E server in the DMZ.

B. Deploy a Cisco VCS Expressway C server on the internal network.

C. Deploy a Cisco VCS Expressway C server in the DMZ.

D. Deploy a Cisco VCS Expressway E server on the internal network.

Which SIP message type acknowledges a previously received message?

A. INVITE

B. BYE

C. REGISTER

D. ACK

What protocol is used by the Cisco TelePresence CTS software-based endpoint to register with the Cisco Unified Communication Manager?

A. H.323

B. H.322

C. CDP

D. SIP

What are the characteristics of P-frames? (Choose two)

A. They reduce the total amount of data and results in a moderate level of compression

B. They are encoded by using the current picture and comparing it to a preceding picture and a subsequent picture

C. They are encoded by comparing the current video picture with another picture that came before it

D. They are a complete picture and do not require any additional information

What is commonly the reason that a Cisco Jabber client operating in deskphone mode fails the registration process?

A. Option 150 has not been configured on the DHCP server.

B. The phone does not have the correct TFTP server address required to obtain the configuration file.

C. The client computer is not able to resolve the Cisco Unified Communications Manager IM and Presence Service hostname.

D. The phone is unable to register to the Cisco Unified Communications Manager using the SIP REGISTER method.

What are the characteristics of video conferencing and TelePresence? (Choose two)

A. Products like TelePresence can manage video and audio, ensuring that the endpoints get the proper information sent out to them

B. The end-user experience of ISDN-based video conferencing is often of low and unpredictable quality with sudden disconnects

C. Videoconferencing technology is now a lot more stable with the use of dedicated equipment to manage the video environment

D. Conferencing call setup is unreliable because of the need to bond ISDN channels

Cisco test CCNA 210-065

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