CCIE Collaboration Video Infrastructure Quiz

1. Which technology enables video endpoints to traverse firewalls and NAT in Cisco solutions?

IGMP

H.323 gatekeeper

STUN and TURN protocols

BGP routing

2. What is the primary function of bandwidth reservation in video infrastructure?

Encrypts video data

Ensures consistent video quality by allocating dedicated resources

Reduces endpoint power consumption

Compresses video streams

3. Which protocol does Cisco use for directory services integration in collaboration environments?

SNMP

LDAP

DNS

DHCP

4. In large-scale deployments, what is the benefit of using video distribution networks (VDNs)?

Reduces endpoint costs

Improves scalability and distributes load

Increases video quality

Simplifies user authentication

5. Which Cisco solution provides unified communications and video collaboration on a single platform?

Cisco Unified CM

Cisco Webex Meetings

Cisco Collaboration Suite

Cisco AnyConnect

6. What is the standard frame rate for professional video conferencing in enterprise environments?

15 fps

24 fps

30 fps

60 fps

7. In video infrastructure, what is the primary role of a gateway?

Stores video recordings

Converts between different protocols and networks

Encrypts video streams

Manages user licenses

8. Which Cisco endpoint is designed for large conference rooms requiring ultra-HD video?

Cisco DX70

Cisco Spark Room 70

Cisco Phone 7940

Cisco Jabber Mobile

9. What does DTLS provide in Cisco collaboration video infrastructure?

Video compression

Encrypted media transport

Bandwidth management

Endpoint discovery

10. In Cisco Webex, what is the primary advantage of cloud-based infrastructure over on-premises deployment?

Lower latency

Scalability and reduced management overhead

Better video quality

Higher security

11. Which video codec provides the best compression ratio while maintaining quality in bandwidth-constrained environments?

H.264

H.265

VP9

MPEG-2

12. What is the maximum number of participants typically supported in a native HD video conference using Cisco infrastructure?

4 participants

12 participants

50 participants

1000+ participants

13. Which SIP method is used to initiate a video call in Cisco collaboration systems?

REGISTER

INVITE

SUBSCRIBE

NOTIFY

14. In a scaled video deployment, what is the primary purpose of a Cisco TelePresence Conductor?

Encodes video streams

Orchestrates multi-party conferences and resource allocation

Provides network security

Manages user accounts

15. What does QoS ensure in video infrastructure deployment?

Video encryption

Priority handling and bandwidth allocation

User authentication

Endpoint firmware updates

16. Which Cisco platform is primarily used for on-premises video infrastructure management?

Cisco Webex Cloud

Cisco Unified Communications Manager

Cisco Telepresence Server

Cisco Catalyst Switch

17. What is the typical bandwidth requirement for HD video (720p) at 30 fps in a collaboration session?

512 kbps

1.5 Mbps

2.5 Mbps

5 Mbps

18. Which protocol is used for real-time media transport in Cisco collaboration solutions?

RTMP

RTP

SMTP

SNMP

19. In Cisco Webex, what does MCU stand for?

Multi-Codec Unit

Multipoint Control Unit

Media Connection Utility

Multi-Channel Uplink

20. What is the primary function of a Cisco Expressway in a video infrastructure deployment?