LATEST 2024 ACTUAL EXAM COMPLETE 100 QUESTIONS
AND CORRECT DETAILED ANSWERS
Monitoring the status of optical nodes - CORRECT
ANSWER ✔️ Involves the use of a node transponder that
continuously monitors a number of critical functions.
Digital return path transmissions - CORRECT ANSWER
✔️ Use DWDM
Dense wavelength division multiplexing
digital return transmitters in hub-to-headend architectures.
Broadband cable operators provide customers with HSD
High-speed data connections to the Internet via their HFC
networks using what standard? - CORRECT ANSWER ✔️
DOCSIS
What is MPEG? - CORRECT ANSWER ✔️ A universally
accepted standard for digital television, first released in
1992.
,Which of the following is true about optical nodes? -
CORRECT ANSWER ✔️ They contain four main sections:
the optical receiver, the RF amplifier module, the reverse
optical transmitter, and the DC power supply.
What product based on the DOCSIS defines the protocols
for IP telephony over HFC? - CORRECT ANSWER ✔️
PacketCable
In a centralized server VOD architecture, - CORRECT
ANSWER ✔️ The number of servers needed for video
content storage is smaller than in the distributed server
architecture.
Which of the following statements about local ad insertion
is true? - CORRECT ANSWER ✔️ Local ad insertion is
performed usually by a video server.
, In regard to providing HSD service, - CORRECT
ANSWER ✔️ The CMTS
Cable modem termination system
can provide a data transfer rate up to 38 Mbps, using
256-QAM in a single 6 MHz channel.
Which of the following is true about the SONET standard?
- CORRECT ANSWER ✔️ SONET is the North American
standard used for telephony applications.
Compared to a solid copper center conductor, which
property about a copper clad aluminum (CCA) center
conductor is correct? - CORRECT ANSWER ✔️ The CCA
center conductor has almost equal attenuation at high
frequencies.
In hardline coaxial cable, what is the most common
dielectric material? - CORRECT ANSWER ✔️ Foamed
polyethylene produced by gas injection.