HTTP is used at the ________ layer.
A) physical
B) data link
C) application
D) internet
E) transport
Correct Answer:
Verified
Q26: For the transport layer,VoIP uses _ for
Q28: VoIP uses _ switching.
A)circuit
B)packet
C)Either A or B
Q29: A media gateway translates _ transmissions.
A)signaling
B)transport
C)Both A
Q30: How many HTTP request-response cycles are needed
Q32: VoIP users often have _ in their
Q33: In HTTP,fields normally are ended by _.
A)a
Q34: VoIP is the transmission of telephone signals
Q35: RTP supports _.
A)faster transmission speed
B)jitter control
C)Both A
Q36: Which of the following is used in
Q73: Telephones that can plug directly into a
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