What Do You Know About SIP-VoIP? Trivia Questions Quiz
10 Questions
| Attempts: 799
What Do You Know About SIP-VoIP? These trivia questions are perfect for a person that gets a hard time differentiating the two and how they work. Thanks to VoIP, it is possible to make calls over the internet, and the sip is used to start, modify, and terminate these kinds of Connections. Take the quiz and see what new things you might learn,
Questions and Answers
- 1.What name is given to a device that performs conversion between the VoIP world and traditional telephony?
- A.
Gatekeeper
- B.
Switch
- C.
Gateway
- D.
PBX
- 2.One-way latency (mouth to ear) should be no more than ________ for VoIP calls.
- A.
125 ms
- B.
150 ms
- C.
175 ms
- 3.Voice quality of a VoIP call is directly affected by which factor(s)?
- A.
Loss
- B.
Latency
- C.
Jitter
- D.
All of the above
- 4.Which audio codec would we consider for voice compression if delay were an issue?
- A.
G.723
- B.
G.728
- C.
G.729
- 5.What is jitter?
- A.
Variability of delay
- B.
A buffer used to provide even output
- C.
A type of compression
- 6.Name two protocols that can be used for capability negotiation.
- A.
ITU and IETF
- B.
SIP and H.323
- C.
H.245 and H.323
- D.
SIP and H.245
- 7.H.323 is an umbrella standard. This means that many different standards are incorporated into one overall standard.
- A.
True
- B.
False
- 8.SIP borrows much of the syntax and semantics from ______ ?
- A.
Cisco
- B.
UNIX
- C.
C++
- D.
HTTP
- 9.Functionally, SIP and H.323 are similar. Both protocols can provide call control, call setup, call teardown, call waiting, call hold, call transfer, call forwarding, call return, call identification, call park or capabilities exchange.
- A.
True
- B.
False
- 10.Establishing communication using SIP usually occurs in three steps.
- A.
True
- B.
False
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