Huawei HCIE-Collaboration (H11-879) Certification Sample Questions

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Huawei H11-879 Sample Questions:

01. In the H.323 protocol stack, the ________ protocol is responsible for media capability negotiation and channel control.
a)
H.245
b) SIP
c) RTP
d) H.261
 
02. Which features are typically part of Huawei’s public-private network traversal solution?
(Choose two)
a) DNS load balancing
b) Cascaded MCU architecture
c) Dual-NIC deployment of SBC
d) Public IP address mapping
 
03. The protocol commonly used for transporting real-time audio in VoIP communication is ________.
a)
HTTP
b) RTP
c) SIP
d) SNMP
 
04. What are the typical stages of an H.323 call setup?
(Choose two)
a) Capability exchange via H.245
b) ARP negotiation
c) Signaling via H.225
d) VLAN assignment
 
05. Which Huawei device helps enable interconnection between Huawei and non-Huawei video conferencing systems?
a)
FusionCompute
b) VPC Controller
c) Multipoint Control Unit (MCU)
d) Video Gateway
 
06. What are common methods used to achieve interconnection with peer vendors’ video conferencing systems?
(Choose two)
a) Using IP multicast only
b) Protocol gateway deployment
c) SIP trunking
d) File-level video transcoding
 
07. What is the main challenge addressed by public-private network traversal in video conferencing?
a)
Packet encryption
b) IP address assignment
c) NAT and firewall traversal
d) Screen resolution adjustment
 
08. Which two of the following are responsibilities of device management in Huawei's video conferencing system?
(Choose two)
a) Firmware upgrade
b) Terminal status tracking
c) User registration
d) Network segmentation
 
09. In Huawei’s traversal solution, which method allows communication between two private networks across the Internet?
a)
Media cascading
b) Dual stack tunneling
c) Multipoint control
d) Public relay
 
10. Which SIP response codes indicate success?
(Choose two)
a) 100 Trying
b) 200 OK
c) 180 Ringing
d) 202 Accepted

Answers:

Question: 01
Answer: a
Question: 02
Answer: c, d
Question: 03
Answer: b
Question: 04
Answer: a, c
Question: 05
Answer: d
Question: 06
Answer: b, c
Question: 07
Answer: c
Question: 08
Answer: a, b
Question: 09
Answer: d
Question: 10
Answer: b, d

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