Which of the following is a system that manages VoIP call volumes?
A. QPM
B. CAC
C. MQC
D. RTCP
Which of the following is NOT an element of a Call Detail Record (CDR)?
A. Caller
B. Amount billed
C. Duration
D. IP address of calling host
Which of the following terms is also used for the H.263 protocol?
A. Data sharing
B. Call recording
C. Video conferencing
D. Audio conferencing
Which of the following are the four access categories defined by the Wireless Multimedia Extensions?
A. Standard, Best effort, Video, and Voice
B. Voice, Video, Best effort, and Background
C. Standard, Voice, Video, and Network Control
D. Best effort, Voice, Video, and Network Control
Which of the following protocols is used for signaling between Private Branch Exchanges (PBXs) and Private Integrated Services Network (PISN)?
A. H.248
B. QSIG
C. H.225
D. H.450
Which of the following refers to a speech processing mechanism that is used to achieve silence suppression?
A. Voice Response Terminal (VRT)
B. Voice Activation Terminal (VAT)
C. Voice Analysis Division (VAD)
D. Voice Activity Detection (VAD)
Which of the following is compulsory to have internet connectivity to multiple Internet Service Providers (ISP)?
A. IGMP
B. BGP-4
C. RIP
D. IPX
In which of the following OSI model layers does VLAN operate?
A. Data link layer
B. Application layer
C. Network layer
D. Transport layer
Which of the following correctly describes the IPv6 address?
A. In an IPv6 address, each of the ten fields is separated by a colon.
B. In an IPv6 address, each of the eight fields is separated by a colon.
C. In an IPv6 address, each of the 16-bit fields is separated by a colon.
D. In an IPv6 address, each of the seven fields is separated by a colon.
Which of the following standards defines call transfer supplementary service?
A. H.450.3
B. H.450.2
C. H.450.1
D. H.450.4
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